Home / 1,330,490.60-1,995,735.90-656,894.60

Finding the Fourth Proportional to 1,330,490.60, 1,995,735.90 and 656,894.60

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Solution

The fourth proportional to 1,330,490.60, 1,995,735.90 and 656,894.60 is: 985,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,490.60 : 1,995,735.90 = 656,894.60 : x
  2. Step 2: Convert to fraction form
    1,330,490.60/1,995,735.90 = 656,894.60/x
  3. Step 3: Cross multiply
    1,330,490.60x = 1,995,735.90 × 656,894.60
  4. Step 4: Simplify right side
    1,330,490.60x = 1,310,988,135,736.14
  5. Step 5: Solve for x
    x = 1,310,988,135,736.14/1,330,490.60
  6. Step 6: Final answer
    x = 985,341.90

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Similar ratio
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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.