Home / 3,181,352.28-4,388,593.14-1,891,275

Finding the Fourth Proportional to 3,181,352.28, 4,388,593.14 and 1,891,275

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Solution

The fourth proportional to 3,181,352.28, 4,388,593.14 and 1,891,275 is: 2,608,964.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,352.28 : 4,388,593.14 = 1,891,275 : x
  2. Step 2: Convert to fraction form
    3,181,352.28/4,388,593.14 = 1,891,275/x
  3. Step 3: Cross multiply
    3,181,352.28x = 4,388,593.14 × 1,891,275
  4. Step 4: Simplify right side
    3,181,352.28x = 8,300,036,490,853.50
  5. Step 5: Solve for x
    x = 8,300,036,490,853.50/3,181,352.28
  6. Step 6: Final answer
    x = 2,608,964.92

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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.