Home / 1,487,712.60-2,231,568.90-365,781.60

Finding the Fourth Proportional to 1,487,712.60, 2,231,568.90 and 365,781.60

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Solution

The fourth proportional to 1,487,712.60, 2,231,568.90 and 365,781.60 is: 548,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,712.60 : 2,231,568.90 = 365,781.60 : x
  2. Step 2: Convert to fraction form
    1,487,712.60/2,231,568.90 = 365,781.60/x
  3. Step 3: Cross multiply
    1,487,712.60x = 2,231,568.90 × 365,781.60
  4. Step 4: Simplify right side
    1,487,712.60x = 816,266,842,752.24
  5. Step 5: Solve for x
    x = 816,266,842,752.24/1,487,712.60
  6. Step 6: Final answer
    x = 548,672.40

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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.