Home / 3,138,988.16-4,331,504.16-1,762,016.48

Finding the Fourth Proportional to 3,138,988.16, 4,331,504.16 and 1,762,016.48

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Solution

The fourth proportional to 3,138,988.16, 4,331,504.16 and 1,762,016.48 is: 2,431,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,988.16 : 4,331,504.16 = 1,762,016.48 : x
  2. Step 2: Convert to fraction form
    3,138,988.16/4,331,504.16 = 1,762,016.48/x
  3. Step 3: Cross multiply
    3,138,988.16x = 4,331,504.16 × 1,762,016.48
  4. Step 4: Simplify right side
    3,138,988.16x = 7,632,181,713,108.56
  5. Step 5: Solve for x
    x = 7,632,181,713,108.56/3,138,988.16
  6. Step 6: Final answer
    x = 2,431,414.62

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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.