Home / 2,952,330.90-4,428,496.35-822,743.70

Finding the Fourth Proportional to 2,952,330.90, 4,428,496.35 and 822,743.70

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Solution

The fourth proportional to 2,952,330.90, 4,428,496.35 and 822,743.70 is: 1,234,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952,330.90 : 4,428,496.35 = 822,743.70 : x
  2. Step 2: Convert to fraction form
    2,952,330.90/4,428,496.35 = 822,743.70/x
  3. Step 3: Cross multiply
    2,952,330.90x = 4,428,496.35 × 822,743.70
  4. Step 4: Simplify right side
    2,952,330.90x = 3,643,517,472,435.49
  5. Step 5: Solve for x
    x = 3,643,517,472,435.49/2,952,330.90
  6. Step 6: Final answer
    x = 1,234,115.55

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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.