Home / 3,811,638.62-5,260,070.31-2,092,869.86

Finding the Fourth Proportional to 3,811,638.62, 5,260,070.31 and 2,092,869.86

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Solution

The fourth proportional to 3,811,638.62, 5,260,070.31 and 2,092,869.86 is: 2,888,165.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,638.62 : 5,260,070.31 = 2,092,869.86 : x
  2. Step 2: Convert to fraction form
    3,811,638.62/5,260,070.31 = 2,092,869.86/x
  3. Step 3: Cross multiply
    3,811,638.62x = 5,260,070.31 × 2,092,869.86
  4. Step 4: Simplify right side
    3,811,638.62x = 11,008,642,613,279.86
  5. Step 5: Solve for x
    x = 11,008,642,613,279.86/3,811,638.62
  6. Step 6: Final answer
    x = 2,888,165.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.