Home / 3,641,211.28-5,024,882.22-1,987,373.63

Finding the Fourth Proportional to 3,641,211.28, 5,024,882.22 and 1,987,373.63

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Solution

The fourth proportional to 3,641,211.28, 5,024,882.22 and 1,987,373.63 is: 2,742,581.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,211.28 : 5,024,882.22 = 1,987,373.63 : x
  2. Step 2: Convert to fraction form
    3,641,211.28/5,024,882.22 = 1,987,373.63/x
  3. Step 3: Cross multiply
    3,641,211.28x = 5,024,882.22 × 1,987,373.63
  4. Step 4: Simplify right side
    3,641,211.28x = 9,986,318,394,728.45
  5. Step 5: Solve for x
    x = 9,986,318,394,728.45/3,641,211.28
  6. Step 6: Final answer
    x = 2,742,581.42

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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.