Home / 3,668,139.78-5,502,462.39-1,536,077.22

Finding the Fourth Proportional to 3,668,139.78, 5,502,462.39 and 1,536,077.22

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Solution

The fourth proportional to 3,668,139.78, 5,502,462.39 and 1,536,077.22 is: 2,304,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,668,139.78 : 5,502,462.39 = 1,536,077.22 : x
  2. Step 2: Convert to fraction form
    3,668,139.78/5,502,462.39 = 1,536,077.22/x
  3. Step 3: Cross multiply
    3,668,139.78x = 5,502,462.39 × 1,536,077.22
  4. Step 4: Simplify right side
    3,668,139.78x = 8,452,207,131,185.76
  5. Step 5: Solve for x
    x = 8,452,207,131,185.76/3,668,139.78
  6. Step 6: Final answer
    x = 2,304,221.66

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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.