Home / 3,015,227.85-4,161,984.18-1,930,421.19

Finding the Fourth Proportional to 3,015,227.85, 4,161,984.18 and 1,930,421.19

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Solution

The fourth proportional to 3,015,227.85, 4,161,984.18 and 1,930,421.19 is: 2,664,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,227.85 : 4,161,984.18 = 1,930,421.19 : x
  2. Step 2: Convert to fraction form
    3,015,227.85/4,161,984.18 = 1,930,421.19/x
  3. Step 3: Cross multiply
    3,015,227.85x = 4,161,984.18 × 1,930,421.19
  4. Step 4: Simplify right side
    3,015,227.85x = 8,034,382,453,516.78
  5. Step 5: Solve for x
    x = 8,034,382,453,516.78/3,015,227.85
  6. Step 6: Final answer
    x = 2,664,602.10

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.