Home / 4,098,912.30-6,148,368.45-1,259,019.90

Finding the Fourth Proportional to 4,098,912.30, 6,148,368.45 and 1,259,019.90

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Solution

The fourth proportional to 4,098,912.30, 6,148,368.45 and 1,259,019.90 is: 1,888,529.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,912.30 : 6,148,368.45 = 1,259,019.90 : x
  2. Step 2: Convert to fraction form
    4,098,912.30/6,148,368.45 = 1,259,019.90/x
  3. Step 3: Cross multiply
    4,098,912.30x = 6,148,368.45 × 1,259,019.90
  4. Step 4: Simplify right side
    4,098,912.30x = 7,740,918,231,082.15
  5. Step 5: Solve for x
    x = 7,740,918,231,082.15/4,098,912.30
  6. Step 6: Final answer
    x = 1,888,529.85

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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.