Home / 880,553.80-1,320,830.70-731,092.60

Finding the Fourth Proportional to 880,553.80, 1,320,830.70 and 731,092.60

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Solution

The fourth proportional to 880,553.80, 1,320,830.70 and 731,092.60 is: 1,096,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,553.80 : 1,320,830.70 = 731,092.60 : x
  2. Step 2: Convert to fraction form
    880,553.80/1,320,830.70 = 731,092.60/x
  3. Step 3: Cross multiply
    880,553.80x = 1,320,830.70 × 731,092.60
  4. Step 4: Simplify right side
    880,553.80x = 965,649,550,622.82
  5. Step 5: Solve for x
    x = 965,649,550,622.82/880,553.80
  6. Step 6: Final answer
    x = 1,096,638.90

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1.5x scale

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.