Home / 1,100,734.80-1,651,102.20-469,712.40

Finding the Fourth Proportional to 1,100,734.80, 1,651,102.20 and 469,712.40

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Solution

The fourth proportional to 1,100,734.80, 1,651,102.20 and 469,712.40 is: 704,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,734.80 : 1,651,102.20 = 469,712.40 : x
  2. Step 2: Convert to fraction form
    1,100,734.80/1,651,102.20 = 469,712.40/x
  3. Step 3: Cross multiply
    1,100,734.80x = 1,651,102.20 × 469,712.40
  4. Step 4: Simplify right side
    1,100,734.80x = 775,543,177,007.28
  5. Step 5: Solve for x
    x = 775,543,177,007.28/1,100,734.80
  6. Step 6: Final answer
    x = 704,568.60

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Double scale
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Similar ratio
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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.