Home / 5,058,863.42-6,981,054.78-2,884,106.96

Finding the Fourth Proportional to 5,058,863.42, 6,981,054.78 and 2,884,106.96

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Solution

The fourth proportional to 5,058,863.42, 6,981,054.78 and 2,884,106.96 is: 3,979,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058,863.42 : 6,981,054.78 = 2,884,106.96 : x
  2. Step 2: Convert to fraction form
    5,058,863.42/6,981,054.78 = 2,884,106.96/x
  3. Step 3: Cross multiply
    5,058,863.42x = 6,981,054.78 × 2,884,106.96
  4. Step 4: Simplify right side
    5,058,863.42x = 20,134,108,679,139.27
  5. Step 5: Solve for x
    x = 20,134,108,679,139.27/5,058,863.42
  6. Step 6: Final answer
    x = 3,979,966.84

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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.