Home / 3,745,854.30-5,618,937.68-1,187,012.59

Finding the Fourth Proportional to 3,745,854.30, 5,618,937.68 and 1,187,012.59

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Solution

The fourth proportional to 3,745,854.30, 5,618,937.68 and 1,187,012.59 is: 1,780,568.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,854.30 : 5,618,937.68 = 1,187,012.59 : x
  2. Step 2: Convert to fraction form
    3,745,854.30/5,618,937.68 = 1,187,012.59/x
  3. Step 3: Cross multiply
    3,745,854.30x = 5,618,937.68 × 1,187,012.59
  4. Step 4: Simplify right side
    3,745,854.30x = 6,669,749,757,617.04
  5. Step 5: Solve for x
    x = 6,669,749,757,617.04/3,745,854.30
  6. Step 6: Final answer
    x = 1,780,568.39

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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.