Home / 1,517,974.43-2,277,355.65-453,016.50

Finding the Fourth Proportional to 1,517,974.43, 2,277,355.65 and 453,016.50

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Solution

The fourth proportional to 1,517,974.43, 2,277,355.65 and 453,016.50 is: 679,642.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,974.43 : 2,277,355.65 = 453,016.50 : x
  2. Step 2: Convert to fraction form
    1,517,974.43/2,277,355.65 = 453,016.50/x
  3. Step 3: Cross multiply
    1,517,974.43x = 2,277,355.65 × 453,016.50
  4. Step 4: Simplify right side
    1,517,974.43x = 1,031,679,678,127.55
  5. Step 5: Solve for x
    x = 1,031,679,678,127.55/1,517,974.43
  6. Step 6: Final answer
    x = 679,642.33

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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.