Home / 3,179,258.76-4,385,153.22-2,091,182.52

Finding the Fourth Proportional to 3,179,258.76, 4,385,153.22 and 2,091,182.52

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Solution

The fourth proportional to 3,179,258.76, 4,385,153.22 and 2,091,182.52 is: 2,884,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,258.76 : 4,385,153.22 = 2,091,182.52 : x
  2. Step 2: Convert to fraction form
    3,179,258.76/4,385,153.22 = 2,091,182.52/x
  3. Step 3: Cross multiply
    3,179,258.76x = 4,385,153.22 × 2,091,182.52
  4. Step 4: Simplify right side
    3,179,258.76x = 9,170,155,761,185.72
  5. Step 5: Solve for x
    x = 9,170,155,761,185.72/3,179,258.76
  6. Step 6: Final answer
    x = 2,884,369.11

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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.