Home / 4,081,344.30-6,122,016.45-3,640,445.10

Finding the Fourth Proportional to 4,081,344.30, 6,122,016.45 and 3,640,445.10

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Solution

The fourth proportional to 4,081,344.30, 6,122,016.45 and 3,640,445.10 is: 5,460,667.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081,344.30 : 6,122,016.45 = 3,640,445.10 : x
  2. Step 2: Convert to fraction form
    4,081,344.30/6,122,016.45 = 3,640,445.10/x
  3. Step 3: Cross multiply
    4,081,344.30x = 6,122,016.45 × 3,640,445.10
  4. Step 4: Simplify right side
    4,081,344.30x = 22,286,864,787,521.89
  5. Step 5: Solve for x
    x = 22,286,864,787,521.89/4,081,344.30
  6. Step 6: Final answer
    x = 5,460,667.65

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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.