Home / 5,149,808.20-7,724,712.30-2,882,326.60

Finding the Fourth Proportional to 5,149,808.20, 7,724,712.30 and 2,882,326.60

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Solution

The fourth proportional to 5,149,808.20, 7,724,712.30 and 2,882,326.60 is: 4,323,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,808.20 : 7,724,712.30 = 2,882,326.60 : x
  2. Step 2: Convert to fraction form
    5,149,808.20/7,724,712.30 = 2,882,326.60/x
  3. Step 3: Cross multiply
    5,149,808.20x = 7,724,712.30 × 2,882,326.60
  4. Step 4: Simplify right side
    5,149,808.20x = 22,265,143,739,637.18
  5. Step 5: Solve for x
    x = 22,265,143,739,637.18/5,149,808.20
  6. Step 6: Final answer
    x = 4,323,489.90

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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.