Home / 3,948,646.59-5,923,331.35-1,108,739.61

Finding the Fourth Proportional to 3,948,646.59, 5,923,331.35 and 1,108,739.61

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Solution

The fourth proportional to 3,948,646.59, 5,923,331.35 and 1,108,739.61 is: 1,663,210.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,646.59 : 5,923,331.35 = 1,108,739.61 : x
  2. Step 2: Convert to fraction form
    3,948,646.59/5,923,331.35 = 1,108,739.61/x
  3. Step 3: Cross multiply
    3,948,646.59x = 5,923,331.35 × 1,108,739.61
  4. Step 4: Simplify right side
    3,948,646.59x = 6,567,432,088,127.93
  5. Step 5: Solve for x
    x = 6,567,432,088,127.93/3,948,646.59
  6. Step 6: Final answer
    x = 1,663,210.91

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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.