Home / 1,071,310.46-1,478,404.31-587,883.83

Finding the Fourth Proportional to 1,071,310.46, 1,478,404.31 and 587,883.83

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Solution

The fourth proportional to 1,071,310.46, 1,478,404.31 and 587,883.83 is: 811,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,310.46 : 1,478,404.31 = 587,883.83 : x
  2. Step 2: Convert to fraction form
    1,071,310.46/1,478,404.31 = 587,883.83/x
  3. Step 3: Cross multiply
    1,071,310.46x = 1,478,404.31 × 587,883.83
  4. Step 4: Simplify right side
    1,071,310.46x = 869,129,977,719.87
  5. Step 5: Solve for x
    x = 869,129,977,719.87/1,071,310.46
  6. Step 6: Final answer
    x = 811,277.42

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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.