Home / 1,123,934.70-1,685,902.05-746,021.10

Finding the Fourth Proportional to 1,123,934.70, 1,685,902.05 and 746,021.10

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Solution

The fourth proportional to 1,123,934.70, 1,685,902.05 and 746,021.10 is: 1,119,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,934.70 : 1,685,902.05 = 746,021.10 : x
  2. Step 2: Convert to fraction form
    1,123,934.70/1,685,902.05 = 746,021.10/x
  3. Step 3: Cross multiply
    1,123,934.70x = 1,685,902.05 × 746,021.10
  4. Step 4: Simplify right side
    1,123,934.70x = 1,257,718,501,833.25
  5. Step 5: Solve for x
    x = 1,257,718,501,833.25/1,123,934.70
  6. Step 6: Final answer
    x = 1,119,031.65

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Double scale
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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.