Home / 2,269,979.46-3,132,592.74-1,251,420.66

Finding the Fourth Proportional to 2,269,979.46, 3,132,592.74 and 1,251,420.66

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Solution

The fourth proportional to 2,269,979.46, 3,132,592.74 and 1,251,420.66 is: 1,726,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269,979.46 : 3,132,592.74 = 1,251,420.66 : x
  2. Step 2: Convert to fraction form
    2,269,979.46/3,132,592.74 = 1,251,420.66/x
  3. Step 3: Cross multiply
    2,269,979.46x = 3,132,592.74 × 1,251,420.66
  4. Step 4: Simplify right side
    2,269,979.46x = 3,920,191,274,202.01
  5. Step 5: Solve for x
    x = 3,920,191,274,202.01/2,269,979.46
  6. Step 6: Final answer
    x = 1,726,972.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.