Home / 2,545,380.80-3,817,984.80-652,140.80

Finding the Fourth Proportional to 2,545,380.80, 3,817,984.80 and 652,140.80

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Solution

The fourth proportional to 2,545,380.80, 3,817,984.80 and 652,140.80 is: 978,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,380.80 : 3,817,984.80 = 652,140.80 : x
  2. Step 2: Convert to fraction form
    2,545,380.80/3,817,984.80 = 652,140.80/x
  3. Step 3: Cross multiply
    2,545,380.80x = 3,817,984.80 × 652,140.80
  4. Step 4: Simplify right side
    2,545,380.80x = 2,489,863,661,859.84
  5. Step 5: Solve for x
    x = 2,489,863,661,859.84/2,545,380.80
  6. Step 6: Final answer
    x = 978,189.06

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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.