Home / 2,653,708.80-3,980,563.20-659,164.80

Finding the Fourth Proportional to 2,653,708.80, 3,980,563.20 and 659,164.80

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Solution

The fourth proportional to 2,653,708.80, 3,980,563.20 and 659,164.80 is: 988,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653,708.80 : 3,980,563.20 = 659,164.80 : x
  2. Step 2: Convert to fraction form
    2,653,708.80/3,980,563.20 = 659,164.80/x
  3. Step 3: Cross multiply
    2,653,708.80x = 3,980,563.20 × 659,164.80
  4. Step 4: Simplify right side
    2,653,708.80x = 2,623,847,145,615.36
  5. Step 5: Solve for x
    x = 2,623,847,145,615.36/2,653,708.80
  6. Step 6: Final answer
    x = 988,747.20

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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.