Home / 852,086.88-1,180,850.76-840,060

Finding the Fourth Proportional to 852,086.88, 1,180,850.76 and 840,060

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Solution

The fourth proportional to 852,086.88, 1,180,850.76 and 840,060 is: 1,164,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,086.88 : 1,180,850.76 = 840,060 : x
  2. Step 2: Convert to fraction form
    852,086.88/1,180,850.76 = 840,060/x
  3. Step 3: Cross multiply
    852,086.88x = 1,180,850.76 × 840,060
  4. Step 4: Simplify right side
    852,086.88x = 991,985,489,445.60
  5. Step 5: Solve for x
    x = 991,985,489,445.60/852,086.88
  6. Step 6: Final answer
    x = 1,164,183.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.