Home / 3,321,146.10-4,981,719.15-1,641,530.10

Finding the Fourth Proportional to 3,321,146.10, 4,981,719.15 and 1,641,530.10

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Solution

The fourth proportional to 3,321,146.10, 4,981,719.15 and 1,641,530.10 is: 2,462,295.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,146.10 : 4,981,719.15 = 1,641,530.10 : x
  2. Step 2: Convert to fraction form
    3,321,146.10/4,981,719.15 = 1,641,530.10/x
  3. Step 3: Cross multiply
    3,321,146.10x = 4,981,719.15 × 1,641,530.10
  4. Step 4: Simplify right side
    3,321,146.10x = 8,177,641,934,471.42
  5. Step 5: Solve for x
    x = 8,177,641,934,471.42/3,321,146.10
  6. Step 6: Final answer
    x = 2,462,295.15

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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.