Home / 3,612,417.67-5,414,833.39-1,215,430.13

Finding the Fourth Proportional to 3,612,417.67, 5,414,833.39 and 1,215,430.13

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Solution

The fourth proportional to 3,612,417.67, 5,414,833.39 and 1,215,430.13 is: 1,821,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,417.67 : 5,414,833.39 = 1,215,430.13 : x
  2. Step 2: Convert to fraction form
    3,612,417.67/5,414,833.39 = 1,215,430.13/x
  3. Step 3: Cross multiply
    3,612,417.67x = 5,414,833.39 × 1,215,430.13
  4. Step 4: Simplify right side
    3,612,417.67x = 6,581,351,651,136.04
  5. Step 5: Solve for x
    x = 6,581,351,651,136.04/3,612,417.67
  6. Step 6: Final answer
    x = 1,821,868.97

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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.