Home / 5,132,930.85-7,082,703.18-2,841,086.07

Finding the Fourth Proportional to 5,132,930.85, 7,082,703.18 and 2,841,086.07

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Solution

The fourth proportional to 5,132,930.85, 7,082,703.18 and 2,841,086.07 is: 3,920,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,930.85 : 7,082,703.18 = 2,841,086.07 : x
  2. Step 2: Convert to fraction form
    5,132,930.85/7,082,703.18 = 2,841,086.07/x
  3. Step 3: Cross multiply
    5,132,930.85x = 7,082,703.18 × 2,841,086.07
  4. Step 4: Simplify right side
    5,132,930.85x = 20,122,569,342,642.70
  5. Step 5: Solve for x
    x = 20,122,569,342,642.70/5,132,930.85
  6. Step 6: Final answer
    x = 3,920,288.41

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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.