Home / 1,118,229.76-1,542,088.56-751,535.20

Finding the Fourth Proportional to 1,118,229.76, 1,542,088.56 and 751,535.20

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Solution

The fourth proportional to 1,118,229.76, 1,542,088.56 and 751,535.20 is: 1,036,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,229.76 : 1,542,088.56 = 751,535.20 : x
  2. Step 2: Convert to fraction form
    1,118,229.76/1,542,088.56 = 751,535.20/x
  3. Step 3: Cross multiply
    1,118,229.76x = 1,542,088.56 × 751,535.20
  4. Step 4: Simplify right side
    1,118,229.76x = 1,158,933,834,357.31
  5. Step 5: Solve for x
    x = 1,158,933,834,357.31/1,118,229.76
  6. Step 6: Final answer
    x = 1,036,400.46

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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.