Home / 3,266,420.39-4,890,049.29-2,290,400.36

Finding the Fourth Proportional to 3,266,420.39, 4,890,049.29 and 2,290,400.36

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Solution

The fourth proportional to 3,266,420.39, 4,890,049.29 and 2,290,400.36 is: 3,428,882.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,420.39 : 4,890,049.29 = 2,290,400.36 : x
  2. Step 2: Convert to fraction form
    3,266,420.39/4,890,049.29 = 2,290,400.36/x
  3. Step 3: Cross multiply
    3,266,420.39x = 4,890,049.29 × 2,290,400.36
  4. Step 4: Simplify right side
    3,266,420.39x = 11,200,170,654,233.74
  5. Step 5: Solve for x
    x = 11,200,170,654,233.74/3,266,420.39
  6. Step 6: Final answer
    x = 3,428,882.18

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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.