Home / 5,456,771.20-8,183,760.15-1,617,695.87

Finding the Fourth Proportional to 5,456,771.20, 8,183,760.15 and 1,617,695.87

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Solution

The fourth proportional to 5,456,771.20, 8,183,760.15 and 1,617,695.87 is: 2,426,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,771.20 : 8,183,760.15 = 1,617,695.87 : x
  2. Step 2: Convert to fraction form
    5,456,771.20/8,183,760.15 = 1,617,695.87/x
  3. Step 3: Cross multiply
    5,456,771.20x = 8,183,760.15 × 1,617,695.87
  4. Step 4: Simplify right side
    5,456,771.20x = 13,238,834,995,725.58
  5. Step 5: Solve for x
    x = 13,238,834,995,725.58/5,456,771.20
  6. Step 6: Final answer
    x = 2,426,129.76

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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.