Home / 4,481,471.18-6,718,761.02-2,320,179.36

Finding the Fourth Proportional to 4,481,471.18, 6,718,761.02 and 2,320,179.36

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Solution

The fourth proportional to 4,481,471.18, 6,718,761.02 and 2,320,179.36 is: 3,478,485.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481,471.18 : 6,718,761.02 = 2,320,179.36 : x
  2. Step 2: Convert to fraction form
    4,481,471.18/6,718,761.02 = 2,320,179.36/x
  3. Step 3: Cross multiply
    4,481,471.18x = 6,718,761.02 × 2,320,179.36
  4. Step 4: Simplify right side
    4,481,471.18x = 15,588,730,643,376.54
  5. Step 5: Solve for x
    x = 15,588,730,643,376.54/4,481,471.18
  6. Step 6: Final answer
    x = 3,478,485.08

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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.