Home / 4,027,749.28-5,558,451.60-2,217,081.76

Finding the Fourth Proportional to 4,027,749.28, 5,558,451.60 and 2,217,081.76

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Solution

The fourth proportional to 4,027,749.28, 5,558,451.60 and 2,217,081.76 is: 3,059,659.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027,749.28 : 5,558,451.60 = 2,217,081.76 : x
  2. Step 2: Convert to fraction form
    4,027,749.28/5,558,451.60 = 2,217,081.76/x
  3. Step 3: Cross multiply
    4,027,749.28x = 5,558,451.60 × 2,217,081.76
  4. Step 4: Simplify right side
    4,027,749.28x = 12,323,541,656,202.81
  5. Step 5: Solve for x
    x = 12,323,541,656,202.81/4,027,749.28
  6. Step 6: Final answer
    x = 3,059,659.58

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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.