Home / 1,647,984.76-2,274,031.02-922,731.64

Finding the Fourth Proportional to 1,647,984.76, 2,274,031.02 and 922,731.64

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Solution

The fourth proportional to 1,647,984.76, 2,274,031.02 and 922,731.64 is: 1,273,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,984.76 : 2,274,031.02 = 922,731.64 : x
  2. Step 2: Convert to fraction form
    1,647,984.76/2,274,031.02 = 922,731.64/x
  3. Step 3: Cross multiply
    1,647,984.76x = 2,274,031.02 × 922,731.64
  4. Step 4: Simplify right side
    1,647,984.76x = 2,098,320,372,495.47
  5. Step 5: Solve for x
    x = 2,098,320,372,495.47/1,647,984.76
  6. Step 6: Final answer
    x = 1,273,264.43

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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.