Home / 1,025,614.47-1,415,347.92-572,905.47

Finding the Fourth Proportional to 1,025,614.47, 1,415,347.92 and 572,905.47

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Solution

The fourth proportional to 1,025,614.47, 1,415,347.92 and 572,905.47 is: 790,609.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,614.47 : 1,415,347.92 = 572,905.47 : x
  2. Step 2: Convert to fraction form
    1,025,614.47/1,415,347.92 = 572,905.47/x
  3. Step 3: Cross multiply
    1,025,614.47x = 1,415,347.92 × 572,905.47
  4. Step 4: Simplify right side
    1,025,614.47x = 810,860,565,321.12
  5. Step 5: Solve for x
    x = 810,860,565,321.12/1,025,614.47
  6. Step 6: Final answer
    x = 790,609.52

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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.