Home / 2,891,726.20-4,336,811.70-1,208,481.40

Finding the Fourth Proportional to 2,891,726.20, 4,336,811.70 and 1,208,481.40

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Solution

The fourth proportional to 2,891,726.20, 4,336,811.70 and 1,208,481.40 is: 1,812,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,726.20 : 4,336,811.70 = 1,208,481.40 : x
  2. Step 2: Convert to fraction form
    2,891,726.20/4,336,811.70 = 1,208,481.40/x
  3. Step 3: Cross multiply
    2,891,726.20x = 4,336,811.70 × 1,208,481.40
  4. Step 4: Simplify right side
    2,891,726.20x = 5,240,956,274,752.38
  5. Step 5: Solve for x
    x = 5,240,956,274,752.38/2,891,726.20
  6. Step 6: Final answer
    x = 1,812,397.13

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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.