Home / 3,513,331.40-5,271,965.40-1,491,231.20

Finding the Fourth Proportional to 3,513,331.40, 5,271,965.40 and 1,491,231.20

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Solution

The fourth proportional to 3,513,331.40, 5,271,965.40 and 1,491,231.20 is: 2,237,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513,331.40 : 5,271,965.40 = 1,491,231.20 : x
  2. Step 2: Convert to fraction form
    3,513,331.40/5,271,965.40 = 1,491,231.20/x
  3. Step 3: Cross multiply
    3,513,331.40x = 5,271,965.40 × 1,491,231.20
  4. Step 4: Simplify right side
    3,513,331.40x = 7,861,719,289,800.48
  5. Step 5: Solve for x
    x = 7,861,719,289,800.48/3,513,331.40
  6. Step 6: Final answer
    x = 2,237,682.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.