Home / 3,942,557.32-5,440,505.70-2,223,575.08

Finding the Fourth Proportional to 3,942,557.32, 5,440,505.70 and 2,223,575.08

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Solution

The fourth proportional to 3,942,557.32, 5,440,505.70 and 2,223,575.08 is: 3,068,407.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,557.32 : 5,440,505.70 = 2,223,575.08 : x
  2. Step 2: Convert to fraction form
    3,942,557.32/5,440,505.70 = 2,223,575.08/x
  3. Step 3: Cross multiply
    3,942,557.32x = 5,440,505.70 × 2,223,575.08
  4. Step 4: Simplify right side
    3,942,557.32x = 12,097,372,897,117.96
  5. Step 5: Solve for x
    x = 12,097,372,897,117.96/3,942,557.32
  6. Step 6: Final answer
    x = 3,068,407.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.