Home / 5,182,015.52-7,151,180.60-2,890,127.04

Finding the Fourth Proportional to 5,182,015.52, 7,151,180.60 and 2,890,127.04

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Solution

The fourth proportional to 5,182,015.52, 7,151,180.60 and 2,890,127.04 is: 3,988,374.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,015.52 : 7,151,180.60 = 2,890,127.04 : x
  2. Step 2: Convert to fraction form
    5,182,015.52/7,151,180.60 = 2,890,127.04/x
  3. Step 3: Cross multiply
    5,182,015.52x = 7,151,180.60 × 2,890,127.04
  4. Step 4: Simplify right side
    5,182,015.52x = 20,667,820,419,983.42
  5. Step 5: Solve for x
    x = 20,667,820,419,983.42/5,182,015.52
  6. Step 6: Final answer
    x = 3,988,374.86

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1.5x scale

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.