Home / 2,752,507.32-4,128,760.97-859,410.96

Finding the Fourth Proportional to 2,752,507.32, 4,128,760.97 and 859,410.96

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Solution

The fourth proportional to 2,752,507.32, 4,128,760.97 and 859,410.96 is: 1,289,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,507.32 : 4,128,760.97 = 859,410.96 : x
  2. Step 2: Convert to fraction form
    2,752,507.32/4,128,760.97 = 859,410.96/x
  3. Step 3: Cross multiply
    2,752,507.32x = 4,128,760.97 × 859,410.96
  4. Step 4: Simplify right side
    2,752,507.32x = 3,548,302,428,838.23
  5. Step 5: Solve for x
    x = 3,548,302,428,838.23/2,752,507.32
  6. Step 6: Final answer
    x = 1,289,116.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.