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Finding the Fourth Proportional to 3,766,597.74, 5,649,044.76 and 1,070,863.20

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Solution

The fourth proportional to 3,766,597.74, 5,649,044.76 and 1,070,863.20 is: 1,606,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,597.74 : 5,649,044.76 = 1,070,863.20 : x
  2. Step 2: Convert to fraction form
    3,766,597.74/5,649,044.76 = 1,070,863.20/x
  3. Step 3: Cross multiply
    3,766,597.74x = 5,649,044.76 × 1,070,863.20
  4. Step 4: Simplify right side
    3,766,597.74x = 6,049,354,148,636.83
  5. Step 5: Solve for x
    x = 6,049,354,148,636.83/3,766,597.74
  6. Step 6: Final answer
    x = 1,606,052.61

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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.