Home / 5,153,048.20-7,729,572.30-1,787,255.20

Finding the Fourth Proportional to 5,153,048.20, 7,729,572.30 and 1,787,255.20

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Solution

The fourth proportional to 5,153,048.20, 7,729,572.30 and 1,787,255.20 is: 2,680,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,048.20 : 7,729,572.30 = 1,787,255.20 : x
  2. Step 2: Convert to fraction form
    5,153,048.20/7,729,572.30 = 1,787,255.20/x
  3. Step 3: Cross multiply
    5,153,048.20x = 7,729,572.30 × 1,787,255.20
  4. Step 4: Simplify right side
    5,153,048.20x = 13,814,718,286,950.96
  5. Step 5: Solve for x
    x = 13,814,718,286,950.96/5,153,048.20
  6. Step 6: Final answer
    x = 2,680,882.80

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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.