Home / 2,375,858.36-3,278,707.98-1,288,127.00

Finding the Fourth Proportional to 2,375,858.36, 3,278,707.98 and 1,288,127.00

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Solution

The fourth proportional to 2,375,858.36, 3,278,707.98 and 1,288,127.00 is: 1,777,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375,858.36 : 3,278,707.98 = 1,288,127.00 : x
  2. Step 2: Convert to fraction form
    2,375,858.36/3,278,707.98 = 1,288,127.00/x
  3. Step 3: Cross multiply
    2,375,858.36x = 3,278,707.98 × 1,288,127.00
  4. Step 4: Simplify right side
    2,375,858.36x = 4,223,392,277,519.75
  5. Step 5: Solve for x
    x = 4,223,392,277,519.75/2,375,858.36
  6. Step 6: Final answer
    x = 1,777,627.97

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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.