Home / 3,149,869.92-4,720,966.32-1,632,716.40

Finding the Fourth Proportional to 3,149,869.92, 4,720,966.32 and 1,632,716.40

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Solution

The fourth proportional to 3,149,869.92, 4,720,966.32 and 1,632,716.40 is: 2,447,084.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,869.92 : 4,720,966.32 = 1,632,716.40 : x
  2. Step 2: Convert to fraction form
    3,149,869.92/4,720,966.32 = 1,632,716.40/x
  3. Step 3: Cross multiply
    3,149,869.92x = 4,720,966.32 × 1,632,716.40
  4. Step 4: Simplify right side
    3,149,869.92x = 7,707,999,134,511.65
  5. Step 5: Solve for x
    x = 7,707,999,134,511.65/3,149,869.92
  6. Step 6: Final answer
    x = 2,447,084.91

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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.