Home / 2,258,253.42-3,116,309.08-1,278,171.42

Finding the Fourth Proportional to 2,258,253.42, 3,116,309.08 and 1,278,171.42

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Solution

The fourth proportional to 2,258,253.42, 3,116,309.08 and 1,278,171.42 is: 1,763,830.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,253.42 : 3,116,309.08 = 1,278,171.42 : x
  2. Step 2: Convert to fraction form
    2,258,253.42/3,116,309.08 = 1,278,171.42/x
  3. Step 3: Cross multiply
    2,258,253.42x = 3,116,309.08 × 1,278,171.42
  4. Step 4: Simplify right side
    2,258,253.42x = 3,983,177,201,942.49
  5. Step 5: Solve for x
    x = 3,983,177,201,942.49/2,258,253.42
  6. Step 6: Final answer
    x = 1,763,830.92

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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.