Home / 1,022,387.64-1,532,542.50-423,674.52

Finding the Fourth Proportional to 1,022,387.64, 1,532,542.50 and 423,674.52

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Solution

The fourth proportional to 1,022,387.64, 1,532,542.50 and 423,674.52 is: 635,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,387.64 : 1,532,542.50 = 423,674.52 : x
  2. Step 2: Convert to fraction form
    1,022,387.64/1,532,542.50 = 423,674.52/x
  3. Step 3: Cross multiply
    1,022,387.64x = 1,532,542.50 × 423,674.52
  4. Step 4: Simplify right side
    1,022,387.64x = 649,299,208,067.10
  5. Step 5: Solve for x
    x = 649,299,208,067.10/1,022,387.64
  6. Step 6: Final answer
    x = 635,081.24

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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.