Home / 1,350,115.24-1,862,281.20-865,913.44

Finding the Fourth Proportional to 1,350,115.24, 1,862,281.20 and 865,913.44

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Solution

The fourth proportional to 1,350,115.24, 1,862,281.20 and 865,913.44 is: 1,194,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,115.24 : 1,862,281.20 = 865,913.44 : x
  2. Step 2: Convert to fraction form
    1,350,115.24/1,862,281.20 = 865,913.44/x
  3. Step 3: Cross multiply
    1,350,115.24x = 1,862,281.20 × 865,913.44
  4. Step 4: Simplify right side
    1,350,115.24x = 1,612,574,320,139.33
  5. Step 5: Solve for x
    x = 1,612,574,320,139.33/1,350,115.24
  6. Step 6: Final answer
    x = 1,194,397.54

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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.