Home / 5,131,065.20-7,696,597.80-1,344,930.80

Finding the Fourth Proportional to 5,131,065.20, 7,696,597.80 and 1,344,930.80

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Solution

The fourth proportional to 5,131,065.20, 7,696,597.80 and 1,344,930.80 is: 2,017,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,131,065.20 : 7,696,597.80 = 1,344,930.80 : x
  2. Step 2: Convert to fraction form
    5,131,065.20/7,696,597.80 = 1,344,930.80/x
  3. Step 3: Cross multiply
    5,131,065.20x = 7,696,597.80 × 1,344,930.80
  4. Step 4: Simplify right side
    5,131,065.20x = 10,351,391,436,432.24
  5. Step 5: Solve for x
    x = 10,351,391,436,432.24/5,131,065.20
  6. Step 6: Final answer
    x = 2,017,396.20

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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.