Home / 2,991,570.10-4,487,355.15-2,814,423.10

Finding the Fourth Proportional to 2,991,570.10, 4,487,355.15 and 2,814,423.10

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Solution

The fourth proportional to 2,991,570.10, 4,487,355.15 and 2,814,423.10 is: 4,221,634.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,570.10 : 4,487,355.15 = 2,814,423.10 : x
  2. Step 2: Convert to fraction form
    2,991,570.10/4,487,355.15 = 2,814,423.10/x
  3. Step 3: Cross multiply
    2,991,570.10x = 4,487,355.15 × 2,814,423.10
  4. Step 4: Simplify right side
    2,991,570.10x = 12,629,315,992,063.97
  5. Step 5: Solve for x
    x = 12,629,315,992,063.97/2,991,570.10
  6. Step 6: Final answer
    x = 4,221,634.65

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Double scale
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Similar ratio
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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.