Home / 3,181,150.89-4,389,856.65-1,730,851.92

Finding the Fourth Proportional to 3,181,150.89, 4,389,856.65 and 1,730,851.92

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Solution

The fourth proportional to 3,181,150.89, 4,389,856.65 and 1,730,851.92 is: 2,388,504.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,150.89 : 4,389,856.65 = 1,730,851.92 : x
  2. Step 2: Convert to fraction form
    3,181,150.89/4,389,856.65 = 1,730,851.92/x
  3. Step 3: Cross multiply
    3,181,150.89x = 4,389,856.65 × 1,730,851.92
  4. Step 4: Simplify right side
    3,181,150.89x = 7,598,191,811,177.27
  5. Step 5: Solve for x
    x = 7,598,191,811,177.27/3,181,150.89
  6. Step 6: Final answer
    x = 2,388,504.06

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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.