Home / 2,189,200.10-3,283,800.15-2,039,900.90

Finding the Fourth Proportional to 2,189,200.10, 3,283,800.15 and 2,039,900.90

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Solution

The fourth proportional to 2,189,200.10, 3,283,800.15 and 2,039,900.90 is: 3,059,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,200.10 : 3,283,800.15 = 2,039,900.90 : x
  2. Step 2: Convert to fraction form
    2,189,200.10/3,283,800.15 = 2,039,900.90/x
  3. Step 3: Cross multiply
    2,189,200.10x = 3,283,800.15 × 2,039,900.90
  4. Step 4: Simplify right side
    2,189,200.10x = 6,698,626,881,405.14
  5. Step 5: Solve for x
    x = 6,698,626,881,405.14/2,189,200.10
  6. Step 6: Final answer
    x = 3,059,851.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.