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Finding the Fourth Proportional to 3,876,767.08, 5,815,149.24 and 1,036,805.52

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Solution

The fourth proportional to 3,876,767.08, 5,815,149.24 and 1,036,805.52 is: 1,555,207.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,767.08 : 5,815,149.24 = 1,036,805.52 : x
  2. Step 2: Convert to fraction form
    3,876,767.08/5,815,149.24 = 1,036,805.52/x
  3. Step 3: Cross multiply
    3,876,767.08x = 5,815,149.24 × 1,036,805.52
  4. Step 4: Simplify right side
    3,876,767.08x = 6,029,178,831,655.81
  5. Step 5: Solve for x
    x = 6,029,178,831,655.81/3,876,767.08
  6. Step 6: Final answer
    x = 1,555,207.91

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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.