Home / 2,660,722.20-3,991,601.70-1,063,013.40

Finding the Fourth Proportional to 2,660,722.20, 3,991,601.70 and 1,063,013.40

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Solution

The fourth proportional to 2,660,722.20, 3,991,601.70 and 1,063,013.40 is: 1,594,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,722.20 : 3,991,601.70 = 1,063,013.40 : x
  2. Step 2: Convert to fraction form
    2,660,722.20/3,991,601.70 = 1,063,013.40/x
  3. Step 3: Cross multiply
    2,660,722.20x = 3,991,601.70 × 1,063,013.40
  4. Step 4: Simplify right side
    2,660,722.20x = 4,243,126,094,562.78
  5. Step 5: Solve for x
    x = 4,243,126,094,562.78/2,660,722.20
  6. Step 6: Final answer
    x = 1,594,727.21

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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.