Home / 2,808,258.11-3,874,165.27-1,646,115.20

Finding the Fourth Proportional to 2,808,258.11, 3,874,165.27 and 1,646,115.20

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Solution

The fourth proportional to 2,808,258.11, 3,874,165.27 and 1,646,115.20 is: 2,270,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,258.11 : 3,874,165.27 = 1,646,115.20 : x
  2. Step 2: Convert to fraction form
    2,808,258.11/3,874,165.27 = 1,646,115.20/x
  3. Step 3: Cross multiply
    2,808,258.11x = 3,874,165.27 × 1,646,115.20
  4. Step 4: Simplify right side
    2,808,258.11x = 6,377,322,338,259.10
  5. Step 5: Solve for x
    x = 6,377,322,338,259.10/2,808,258.11
  6. Step 6: Final answer
    x = 2,270,917.45

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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.