Home / 1,755,286.20-2,632,929.30-913,728.60

Finding the Fourth Proportional to 1,755,286.20, 2,632,929.30 and 913,728.60

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Solution

The fourth proportional to 1,755,286.20, 2,632,929.30 and 913,728.60 is: 1,370,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,286.20 : 2,632,929.30 = 913,728.60 : x
  2. Step 2: Convert to fraction form
    1,755,286.20/2,632,929.30 = 913,728.60/x
  3. Step 3: Cross multiply
    1,755,286.20x = 2,632,929.30 × 913,728.60
  4. Step 4: Simplify right side
    1,755,286.20x = 2,405,782,803,187.98
  5. Step 5: Solve for x
    x = 2,405,782,803,187.98/1,755,286.20
  6. Step 6: Final answer
    x = 1,370,592.90

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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.