Home / 1,359,909.34-1,876,617-748,023.28

Finding the Fourth Proportional to 1,359,909.34, 1,876,617 and 748,023.28

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Solution

The fourth proportional to 1,359,909.34, 1,876,617 and 748,023.28 is: 1,032,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,909.34 : 1,876,617 = 748,023.28 : x
  2. Step 2: Convert to fraction form
    1,359,909.34/1,876,617 = 748,023.28/x
  3. Step 3: Cross multiply
    1,359,909.34x = 1,876,617 × 748,023.28
  4. Step 4: Simplify right side
    1,359,909.34x = 1,403,753,203,643.76
  5. Step 5: Solve for x
    x = 1,403,753,203,643.76/1,359,909.34
  6. Step 6: Final answer
    x = 1,032,240.28

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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.