Home / 3,644,098.20-5,465,586.72-1,215,294.12

Finding the Fourth Proportional to 3,644,098.20, 5,465,586.72 and 1,215,294.12

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Solution

The fourth proportional to 3,644,098.20, 5,465,586.72 and 1,215,294.12 is: 1,822,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,098.20 : 5,465,586.72 = 1,215,294.12 : x
  2. Step 2: Convert to fraction form
    3,644,098.20/5,465,586.72 = 1,215,294.12/x
  3. Step 3: Cross multiply
    3,644,098.20x = 5,465,586.72 × 1,215,294.12
  4. Step 4: Simplify right side
    3,644,098.20x = 6,642,295,403,166.09
  5. Step 5: Solve for x
    x = 6,642,295,403,166.09/3,644,098.20
  6. Step 6: Final answer
    x = 1,822,754.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.