Home / 4,188,381.32-5,780,213.12-3,154,064.28

Finding the Fourth Proportional to 4,188,381.32, 5,780,213.12 and 3,154,064.28

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Solution

The fourth proportional to 4,188,381.32, 5,780,213.12 and 3,154,064.28 is: 4,352,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,381.32 : 5,780,213.12 = 3,154,064.28 : x
  2. Step 2: Convert to fraction form
    4,188,381.32/5,780,213.12 = 3,154,064.28/x
  3. Step 3: Cross multiply
    4,188,381.32x = 5,780,213.12 × 3,154,064.28
  4. Step 4: Simplify right side
    4,188,381.32x = 18,231,163,687,907.96
  5. Step 5: Solve for x
    x = 18,231,163,687,907.96/4,188,381.32
  6. Step 6: Final answer
    x = 4,352,794.62

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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.