Home / 5,437,319.20-8,150,883.05-1,840,569.28

Finding the Fourth Proportional to 5,437,319.20, 8,150,883.05 and 1,840,569.28

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Solution

The fourth proportional to 5,437,319.20, 8,150,883.05 and 1,840,569.28 is: 2,759,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,319.20 : 8,150,883.05 = 1,840,569.28 : x
  2. Step 2: Convert to fraction form
    5,437,319.20/8,150,883.05 = 1,840,569.28/x
  3. Step 3: Cross multiply
    5,437,319.20x = 8,150,883.05 × 1,840,569.28
  4. Step 4: Simplify right side
    5,437,319.20x = 15,002,264,930,926.92
  5. Step 5: Solve for x
    x = 15,002,264,930,926.92/5,437,319.20
  6. Step 6: Final answer
    x = 2,759,128.97

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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.