Home / 3,644,136.57-5,465,644.14-1,215,332.55

Finding the Fourth Proportional to 3,644,136.57, 5,465,644.14 and 1,215,332.55

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Solution

The fourth proportional to 3,644,136.57, 5,465,644.14 and 1,215,332.55 is: 1,822,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644,136.57 : 5,465,644.14 = 1,215,332.55 : x
  2. Step 2: Convert to fraction form
    3,644,136.57/5,465,644.14 = 1,215,332.55/x
  3. Step 3: Cross multiply
    3,644,136.57x = 5,465,644.14 × 1,215,332.55
  4. Step 4: Simplify right side
    3,644,136.57x = 6,642,575,230,058.76
  5. Step 5: Solve for x
    x = 6,642,575,230,058.76/3,644,136.57
  6. Step 6: Final answer
    x = 1,822,811.82

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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.