Home / 1,148,481.75-1,722,591.17-307,099.11

Finding the Fourth Proportional to 1,148,481.75, 1,722,591.17 and 307,099.11

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Solution

The fourth proportional to 1,148,481.75, 1,722,591.17 and 307,099.11 is: 460,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,481.75 : 1,722,591.17 = 307,099.11 : x
  2. Step 2: Convert to fraction form
    1,148,481.75/1,722,591.17 = 307,099.11/x
  3. Step 3: Cross multiply
    1,148,481.75x = 1,722,591.17 × 307,099.11
  4. Step 4: Simplify right side
    1,148,481.75x = 529,006,213,665.36
  5. Step 5: Solve for x
    x = 529,006,213,665.36/1,148,481.75
  6. Step 6: Final answer
    x = 460,613.51

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Double scale
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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.