Home / 2,885,876.42-3,981,889.06-1,739,932.16

Finding the Fourth Proportional to 2,885,876.42, 3,981,889.06 and 1,739,932.16

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Solution

The fourth proportional to 2,885,876.42, 3,981,889.06 and 1,739,932.16 is: 2,400,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,876.42 : 3,981,889.06 = 1,739,932.16 : x
  2. Step 2: Convert to fraction form
    2,885,876.42/3,981,889.06 = 1,739,932.16/x
  3. Step 3: Cross multiply
    2,885,876.42x = 3,981,889.06 × 1,739,932.16
  4. Step 4: Simplify right side
    2,885,876.42x = 6,928,216,808,786.90
  5. Step 5: Solve for x
    x = 6,928,216,808,786.90/2,885,876.42
  6. Step 6: Final answer
    x = 2,400,732.33

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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.