Home / 6,459,651-9,690,977.52-2,199,856.20

Finding the Fourth Proportional to 6,459,651, 9,690,977.52 and 2,199,856.20

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Solution

The fourth proportional to 6,459,651, 9,690,977.52 and 2,199,856.20 is: 3,300,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,651 : 9,690,977.52 = 2,199,856.20 : x
  2. Step 2: Convert to fraction form
    6,459,651/9,690,977.52 = 2,199,856.20/x
  3. Step 3: Cross multiply
    6,459,651x = 9,690,977.52 × 2,199,856.20
  4. Step 4: Simplify right side
    6,459,651x = 21,318,756,981,432.62
  5. Step 5: Solve for x
    x = 21,318,756,981,432.62/6,459,651
  6. Step 6: Final answer
    x = 3,300,295.48

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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.