Home / 3,722,998.40-5,585,291.20-2,126,326.40

Finding the Fourth Proportional to 3,722,998.40, 5,585,291.20 and 2,126,326.40

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Solution

The fourth proportional to 3,722,998.40, 5,585,291.20 and 2,126,326.40 is: 3,189,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,998.40 : 5,585,291.20 = 2,126,326.40 : x
  2. Step 2: Convert to fraction form
    3,722,998.40/5,585,291.20 = 2,126,326.40/x
  3. Step 3: Cross multiply
    3,722,998.40x = 5,585,291.20 × 2,126,326.40
  4. Step 4: Simplify right side
    3,722,998.40x = 11,876,152,130,247.68
  5. Step 5: Solve for x
    x = 11,876,152,130,247.68/3,722,998.40
  6. Step 6: Final answer
    x = 3,189,942.85

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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.