Home / 3,719,380.07-5,131,424.32-2,430,963.70

Finding the Fourth Proportional to 3,719,380.07, 5,131,424.32 and 2,430,963.70

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Solution

The fourth proportional to 3,719,380.07, 5,131,424.32 and 2,430,963.70 is: 3,353,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,380.07 : 5,131,424.32 = 2,430,963.70 : x
  2. Step 2: Convert to fraction form
    3,719,380.07/5,131,424.32 = 2,430,963.70/x
  3. Step 3: Cross multiply
    3,719,380.07x = 5,131,424.32 × 2,430,963.70
  4. Step 4: Simplify right side
    3,719,380.07x = 12,474,306,232,311.21
  5. Step 5: Solve for x
    x = 12,474,306,232,311.21/3,719,380.07
  6. Step 6: Final answer
    x = 3,353,867.04

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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.