Home / 1,342,833.60-1,853,105.52-739,221.60

Finding the Fourth Proportional to 1,342,833.60, 1,853,105.52 and 739,221.60

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Solution

The fourth proportional to 1,342,833.60, 1,853,105.52 and 739,221.60 is: 1,020,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,833.60 : 1,853,105.52 = 739,221.60 : x
  2. Step 2: Convert to fraction form
    1,342,833.60/1,853,105.52 = 739,221.60/x
  3. Step 3: Cross multiply
    1,342,833.60x = 1,853,105.52 × 739,221.60
  4. Step 4: Simplify right side
    1,342,833.60x = 1,369,855,627,463.23
  5. Step 5: Solve for x
    x = 1,369,855,627,463.23/1,342,833.60
  6. Step 6: Final answer
    x = 1,020,123.14

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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.