Home / 4,013,760.43-5,538,993.07-2,178,219.04

Finding the Fourth Proportional to 4,013,760.43, 5,538,993.07 and 2,178,219.04

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Solution

The fourth proportional to 4,013,760.43, 5,538,993.07 and 2,178,219.04 is: 3,005,944.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,760.43 : 5,538,993.07 = 2,178,219.04 : x
  2. Step 2: Convert to fraction form
    4,013,760.43/5,538,993.07 = 2,178,219.04/x
  3. Step 3: Cross multiply
    4,013,760.43x = 5,538,993.07 × 2,178,219.04
  4. Step 4: Simplify right side
    4,013,760.43x = 12,065,140,167,502.05
  5. Step 5: Solve for x
    x = 12,065,140,167,502.05/4,013,760.43
  6. Step 6: Final answer
    x = 3,005,944.27

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Double scale
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1.5x scale

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.