Home / 4,921,553.70-7,382,330.55-2,760,360.30

Finding the Fourth Proportional to 4,921,553.70, 7,382,330.55 and 2,760,360.30

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Solution

The fourth proportional to 4,921,553.70, 7,382,330.55 and 2,760,360.30 is: 4,140,540.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,553.70 : 7,382,330.55 = 2,760,360.30 : x
  2. Step 2: Convert to fraction form
    4,921,553.70/7,382,330.55 = 2,760,360.30/x
  3. Step 3: Cross multiply
    4,921,553.70x = 7,382,330.55 × 2,760,360.30
  4. Step 4: Simplify right side
    4,921,553.70x = 20,377,892,171,697.16
  5. Step 5: Solve for x
    x = 20,377,892,171,697.16/4,921,553.70
  6. Step 6: Final answer
    x = 4,140,540.45

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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.