Home / 909,229.06-1,361,889.84-737,680.78

Finding the Fourth Proportional to 909,229.06, 1,361,889.84 and 737,680.78

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Solution

The fourth proportional to 909,229.06, 1,361,889.84 and 737,680.78 is: 1,104,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,229.06 : 1,361,889.84 = 737,680.78 : x
  2. Step 2: Convert to fraction form
    909,229.06/1,361,889.84 = 737,680.78/x
  3. Step 3: Cross multiply
    909,229.06x = 1,361,889.84 × 737,680.78
  4. Step 4: Simplify right side
    909,229.06x = 1,004,639,959,445.28
  5. Step 5: Solve for x
    x = 1,004,639,959,445.28/909,229.06
  6. Step 6: Final answer
    x = 1,104,936.04

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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.