Home / 1,005,284.08-1,387,301.24-546,399.71

Finding the Fourth Proportional to 1,005,284.08, 1,387,301.24 and 546,399.71

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Solution

The fourth proportional to 1,005,284.08, 1,387,301.24 and 546,399.71 is: 754,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,284.08 : 1,387,301.24 = 546,399.71 : x
  2. Step 2: Convert to fraction form
    1,005,284.08/1,387,301.24 = 546,399.71/x
  3. Step 3: Cross multiply
    1,005,284.08x = 1,387,301.24 × 546,399.71
  4. Step 4: Simplify right side
    1,005,284.08x = 758,020,994,008.55
  5. Step 5: Solve for x
    x = 758,020,994,008.55/1,005,284.08
  6. Step 6: Final answer
    x = 754,036.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.