Home / 2,059,349-3,088,990.36-639,406.44

Finding the Fourth Proportional to 2,059,349, 3,088,990.36 and 639,406.44

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Solution

The fourth proportional to 2,059,349, 3,088,990.36 and 639,406.44 is: 959,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,059,349 : 3,088,990.36 = 639,406.44 : x
  2. Step 2: Convert to fraction form
    2,059,349/3,088,990.36 = 639,406.44/x
  3. Step 3: Cross multiply
    2,059,349x = 3,088,990.36 × 639,406.44
  4. Step 4: Simplify right side
    2,059,349x = 1,975,120,329,281.92
  5. Step 5: Solve for x
    x = 1,975,120,329,281.92/2,059,349
  6. Step 6: Final answer
    x = 959,099.37

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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.