Home / 6,120,842.74-9,181,778.07-1,861,047.88

Finding the Fourth Proportional to 6,120,842.74, 9,181,778.07 and 1,861,047.88

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Solution

The fourth proportional to 6,120,842.74, 9,181,778.07 and 1,861,047.88 is: 2,791,728.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,842.74 : 9,181,778.07 = 1,861,047.88 : x
  2. Step 2: Convert to fraction form
    6,120,842.74/9,181,778.07 = 1,861,047.88/x
  3. Step 3: Cross multiply
    6,120,842.74x = 9,181,778.07 × 1,861,047.88
  4. Step 4: Simplify right side
    6,120,842.74x = 17,087,728,565,895.10
  5. Step 5: Solve for x
    x = 17,087,728,565,895.10/6,120,842.74
  6. Step 6: Final answer
    x = 2,791,728.08

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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.