Home / 2,791,503.57-4,187,543.76-769,747.83

Finding the Fourth Proportional to 2,791,503.57, 4,187,543.76 and 769,747.83

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Solution

The fourth proportional to 2,791,503.57, 4,187,543.76 and 769,747.83 is: 1,154,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,503.57 : 4,187,543.76 = 769,747.83 : x
  2. Step 2: Convert to fraction form
    2,791,503.57/4,187,543.76 = 769,747.83/x
  3. Step 3: Cross multiply
    2,791,503.57x = 4,187,543.76 × 769,747.83
  4. Step 4: Simplify right side
    2,791,503.57x = 3,223,352,722,290.04
  5. Step 5: Solve for x
    x = 3,223,352,722,290.04/2,791,503.57
  6. Step 6: Final answer
    x = 1,154,701.27

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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.