Home / 3,719,151.51-5,132,147.41-2,087,243.70

Finding the Fourth Proportional to 3,719,151.51, 5,132,147.41 and 2,087,243.70

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Solution

The fourth proportional to 3,719,151.51, 5,132,147.41 and 2,087,243.70 is: 2,880,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,719,151.51 : 5,132,147.41 = 2,087,243.70 : x
  2. Step 2: Convert to fraction form
    3,719,151.51/5,132,147.41 = 2,087,243.70/x
  3. Step 3: Cross multiply
    3,719,151.51x = 5,132,147.41 × 2,087,243.70
  4. Step 4: Simplify right side
    3,719,151.51x = 10,712,042,336,270.90
  5. Step 5: Solve for x
    x = 10,712,042,336,270.90/3,719,151.51
  6. Step 6: Final answer
    x = 2,880,238.23

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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.