Home / 880,657.20-1,319,430.60-722,026.80

Finding the Fourth Proportional to 880,657.20, 1,319,430.60 and 722,026.80

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Solution

The fourth proportional to 880,657.20, 1,319,430.60 and 722,026.80 is: 1,081,765.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,657.20 : 1,319,430.60 = 722,026.80 : x
  2. Step 2: Convert to fraction form
    880,657.20/1,319,430.60 = 722,026.80/x
  3. Step 3: Cross multiply
    880,657.20x = 1,319,430.60 × 722,026.80
  4. Step 4: Simplify right side
    880,657.20x = 952,664,253,940.08
  5. Step 5: Solve for x
    x = 952,664,253,940.08/880,657.20
  6. Step 6: Final answer
    x = 1,081,765.13

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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.