Home / 1,320,357.60-1,822,098.96-747,508.32

Finding the Fourth Proportional to 1,320,357.60, 1,822,098.96 and 747,508.32

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Solution

The fourth proportional to 1,320,357.60, 1,822,098.96 and 747,508.32 is: 1,031,564.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,357.60 : 1,822,098.96 = 747,508.32 : x
  2. Step 2: Convert to fraction form
    1,320,357.60/1,822,098.96 = 747,508.32/x
  3. Step 3: Cross multiply
    1,320,357.60x = 1,822,098.96 × 747,508.32
  4. Step 4: Simplify right side
    1,320,357.60x = 1,362,034,132,463.35
  5. Step 5: Solve for x
    x = 1,362,034,132,463.35/1,320,357.60
  6. Step 6: Final answer
    x = 1,031,564.58

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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.