Home / 1,488,294.34-2,231,719.31-872,966.39

Finding the Fourth Proportional to 1,488,294.34, 2,231,719.31 and 872,966.39

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Solution

The fourth proportional to 1,488,294.34, 2,231,719.31 and 872,966.39 is: 1,309,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,294.34 : 2,231,719.31 = 872,966.39 : x
  2. Step 2: Convert to fraction form
    1,488,294.34/2,231,719.31 = 872,966.39/x
  3. Step 3: Cross multiply
    1,488,294.34x = 2,231,719.31 × 872,966.39
  4. Step 4: Simplify right side
    1,488,294.34x = 1,948,215,940,567.81
  5. Step 5: Solve for x
    x = 1,948,215,940,567.81/1,488,294.34
  6. Step 6: Final answer
    x = 1,309,025.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.