Home / 5,868,488-8,098,535.40-3,422,787.68

Finding the Fourth Proportional to 5,868,488, 8,098,535.40 and 3,422,787.68

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Solution

The fourth proportional to 5,868,488, 8,098,535.40 and 3,422,787.68 is: 4,723,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868,488 : 8,098,535.40 = 3,422,787.68 : x
  2. Step 2: Convert to fraction form
    5,868,488/8,098,535.40 = 3,422,787.68/x
  3. Step 3: Cross multiply
    5,868,488x = 8,098,535.40 × 3,422,787.68
  4. Step 4: Simplify right side
    5,868,488x = 27,719,567,193,163.88
  5. Step 5: Solve for x
    x = 27,719,567,193,163.88/5,868,488
  6. Step 6: Final answer
    x = 4,723,459.81

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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.