Home / 2,668,675.43-4,002,412.85-1,227,976.88

Finding the Fourth Proportional to 2,668,675.43, 4,002,412.85 and 1,227,976.88

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Solution

The fourth proportional to 2,668,675.43, 4,002,412.85 and 1,227,976.88 is: 1,841,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,675.43 : 4,002,412.85 = 1,227,976.88 : x
  2. Step 2: Convert to fraction form
    2,668,675.43/4,002,412.85 = 1,227,976.88/x
  3. Step 3: Cross multiply
    2,668,675.43x = 4,002,412.85 × 1,227,976.88
  4. Step 4: Simplify right side
    2,668,675.43x = 4,914,870,444,014.91
  5. Step 5: Solve for x
    x = 4,914,870,444,014.91/2,668,675.43
  6. Step 6: Final answer
    x = 1,841,689.10

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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.