Home / 3,979,487.08-5,487,790.56-2,526,660.28

Finding the Fourth Proportional to 3,979,487.08, 5,487,790.56 and 2,526,660.28

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Solution

The fourth proportional to 3,979,487.08, 5,487,790.56 and 2,526,660.28 is: 3,484,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,487.08 : 5,487,790.56 = 2,526,660.28 : x
  2. Step 2: Convert to fraction form
    3,979,487.08/5,487,790.56 = 2,526,660.28/x
  3. Step 3: Cross multiply
    3,979,487.08x = 5,487,790.56 × 2,526,660.28
  4. Step 4: Simplify right side
    3,979,487.08x = 13,865,782,432,910.96
  5. Step 5: Solve for x
    x = 13,865,782,432,910.96/3,979,487.08
  6. Step 6: Final answer
    x = 3,484,313.97

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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.