Home / 2,966,476.80-4,449,715.20-722,614.80

Finding the Fourth Proportional to 2,966,476.80, 4,449,715.20 and 722,614.80

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Solution

The fourth proportional to 2,966,476.80, 4,449,715.20 and 722,614.80 is: 1,083,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,476.80 : 4,449,715.20 = 722,614.80 : x
  2. Step 2: Convert to fraction form
    2,966,476.80/4,449,715.20 = 722,614.80/x
  3. Step 3: Cross multiply
    2,966,476.80x = 4,449,715.20 × 722,614.80
  4. Step 4: Simplify right side
    2,966,476.80x = 3,215,430,059,304.96
  5. Step 5: Solve for x
    x = 3,215,430,059,304.96/2,966,476.80
  6. Step 6: Final answer
    x = 1,083,922.20

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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.