Home / 2,891,726.70-4,336,812.45-1,208,481.90

Finding the Fourth Proportional to 2,891,726.70, 4,336,812.45 and 1,208,481.90

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Solution

The fourth proportional to 2,891,726.70, 4,336,812.45 and 1,208,481.90 is: 1,812,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,726.70 : 4,336,812.45 = 1,208,481.90 : x
  2. Step 2: Convert to fraction form
    2,891,726.70/4,336,812.45 = 1,208,481.90/x
  3. Step 3: Cross multiply
    2,891,726.70x = 4,336,812.45 × 1,208,481.90
  4. Step 4: Simplify right side
    2,891,726.70x = 5,240,959,349,519.66
  5. Step 5: Solve for x
    x = 5,240,959,349,519.66/2,891,726.70
  6. Step 6: Final answer
    x = 1,812,397.88

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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.