Home / 3,154,165.92-4,741,124.88-2,081,571.12

Finding the Fourth Proportional to 3,154,165.92, 4,741,124.88 and 2,081,571.12

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Solution

The fourth proportional to 3,154,165.92, 4,741,124.88 and 2,081,571.12 is: 3,128,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,165.92 : 4,741,124.88 = 2,081,571.12 : x
  2. Step 2: Convert to fraction form
    3,154,165.92/4,741,124.88 = 2,081,571.12/x
  3. Step 3: Cross multiply
    3,154,165.92x = 4,741,124.88 × 2,081,571.12
  4. Step 4: Simplify right side
    3,154,165.92x = 9,868,988,626,521.47
  5. Step 5: Solve for x
    x = 9,868,988,626,521.47/3,154,165.92
  6. Step 6: Final answer
    x = 3,128,874.28

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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.