Home / 1,680,959.52-2,319,545.25-945,900.96

Finding the Fourth Proportional to 1,680,959.52, 2,319,545.25 and 945,900.96

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Solution

The fourth proportional to 1,680,959.52, 2,319,545.25 and 945,900.96 is: 1,305,242.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,959.52 : 2,319,545.25 = 945,900.96 : x
  2. Step 2: Convert to fraction form
    1,680,959.52/2,319,545.25 = 945,900.96/x
  3. Step 3: Cross multiply
    1,680,959.52x = 2,319,545.25 × 945,900.96
  4. Step 4: Simplify right side
    1,680,959.52x = 2,194,060,078,738.44
  5. Step 5: Solve for x
    x = 2,194,060,078,738.44/1,680,959.52
  6. Step 6: Final answer
    x = 1,305,242.66

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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.