Home / 1,927,055.16-2,659,120.92-1,067,402.16

Finding the Fourth Proportional to 1,927,055.16, 2,659,120.92 and 1,067,402.16

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Solution

The fourth proportional to 1,927,055.16, 2,659,120.92 and 1,067,402.16 is: 1,472,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,055.16 : 2,659,120.92 = 1,067,402.16 : x
  2. Step 2: Convert to fraction form
    1,927,055.16/2,659,120.92 = 1,067,402.16/x
  3. Step 3: Cross multiply
    1,927,055.16x = 2,659,120.92 × 1,067,402.16
  4. Step 4: Simplify right side
    1,927,055.16x = 2,838,351,413,709.19
  5. Step 5: Solve for x
    x = 2,838,351,413,709.19/1,927,055.16
  6. Step 6: Final answer
    x = 1,472,895.78

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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.