Home / 3,665,221.20-5,497,831.80-2,312,999.10

Finding the Fourth Proportional to 3,665,221.20, 5,497,831.80 and 2,312,999.10

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Solution

The fourth proportional to 3,665,221.20, 5,497,831.80 and 2,312,999.10 is: 3,469,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,665,221.20 : 5,497,831.80 = 2,312,999.10 : x
  2. Step 2: Convert to fraction form
    3,665,221.20/5,497,831.80 = 2,312,999.10/x
  3. Step 3: Cross multiply
    3,665,221.20x = 5,497,831.80 × 2,312,999.10
  4. Step 4: Simplify right side
    3,665,221.20x = 12,716,480,005,351.38
  5. Step 5: Solve for x
    x = 12,716,480,005,351.38/3,665,221.20
  6. Step 6: Final answer
    x = 3,469,498.65

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Similar ratio
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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.