Home / 1,343,382.25-1,853,840.91-731,542.27

Finding the Fourth Proportional to 1,343,382.25, 1,853,840.91 and 731,542.27

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Solution

The fourth proportional to 1,343,382.25, 1,853,840.91 and 731,542.27 is: 1,009,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,382.25 : 1,853,840.91 = 731,542.27 : x
  2. Step 2: Convert to fraction form
    1,343,382.25/1,853,840.91 = 731,542.27/x
  3. Step 3: Cross multiply
    1,343,382.25x = 1,853,840.91 × 731,542.27
  4. Step 4: Simplify right side
    1,343,382.25x = 1,356,162,987,520.27
  5. Step 5: Solve for x
    x = 1,356,162,987,520.27/1,343,382.25
  6. Step 6: Final answer
    x = 1,009,513.85

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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.