Home / 3,098,778.71-4,276,713.78-1,740,914.15

Finding the Fourth Proportional to 3,098,778.71, 4,276,713.78 and 1,740,914.15

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Solution

The fourth proportional to 3,098,778.71, 4,276,713.78 and 1,740,914.15 is: 2,402,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,778.71 : 4,276,713.78 = 1,740,914.15 : x
  2. Step 2: Convert to fraction form
    3,098,778.71/4,276,713.78 = 1,740,914.15/x
  3. Step 3: Cross multiply
    3,098,778.71x = 4,276,713.78 × 1,740,914.15
  4. Step 4: Simplify right side
    3,098,778.71x = 7,445,391,513,718.42
  5. Step 5: Solve for x
    x = 7,445,391,513,718.42/3,098,778.71
  6. Step 6: Final answer
    x = 2,402,685.77

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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.