Home / 2,657,174.40-3,985,761.60-738,081.90

Finding the Fourth Proportional to 2,657,174.40, 3,985,761.60 and 738,081.90

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Solution

The fourth proportional to 2,657,174.40, 3,985,761.60 and 738,081.90 is: 1,107,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,174.40 : 3,985,761.60 = 738,081.90 : x
  2. Step 2: Convert to fraction form
    2,657,174.40/3,985,761.60 = 738,081.90/x
  3. Step 3: Cross multiply
    2,657,174.40x = 3,985,761.60 × 738,081.90
  4. Step 4: Simplify right side
    2,657,174.40x = 2,941,818,494,675.04
  5. Step 5: Solve for x
    x = 2,941,818,494,675.04/2,657,174.40
  6. Step 6: Final answer
    x = 1,107,122.85

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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.