Home / 3,220,041.57-4,444,078.61-2,077,445.73

Finding the Fourth Proportional to 3,220,041.57, 4,444,078.61 and 2,077,445.73

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Solution

The fourth proportional to 3,220,041.57, 4,444,078.61 and 2,077,445.73 is: 2,867,146.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,041.57 : 4,444,078.61 = 2,077,445.73 : x
  2. Step 2: Convert to fraction form
    3,220,041.57/4,444,078.61 = 2,077,445.73/x
  3. Step 3: Cross multiply
    3,220,041.57x = 4,444,078.61 × 2,077,445.73
  4. Step 4: Simplify right side
    3,220,041.57x = 9,232,332,121,741.61
  5. Step 5: Solve for x
    x = 9,232,332,121,741.61/3,220,041.57
  6. Step 6: Final answer
    x = 2,867,146.87

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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.