Home / 2,665,374.30-3,998,058.48-868,254.84

Finding the Fourth Proportional to 2,665,374.30, 3,998,058.48 and 868,254.84

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Solution

The fourth proportional to 2,665,374.30, 3,998,058.48 and 868,254.84 is: 1,302,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,665,374.30 : 3,998,058.48 = 868,254.84 : x
  2. Step 2: Convert to fraction form
    2,665,374.30/3,998,058.48 = 868,254.84/x
  3. Step 3: Cross multiply
    2,665,374.30x = 3,998,058.48 × 868,254.84
  4. Step 4: Simplify right side
    2,665,374.30x = 3,471,333,625,863.04
  5. Step 5: Solve for x
    x = 3,471,333,625,863.04/2,665,374.30
  6. Step 6: Final answer
    x = 1,302,381.29

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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.