Home / 3,984,624.80-5,976,937.20-1,325,232.80

Finding the Fourth Proportional to 3,984,624.80, 5,976,937.20 and 1,325,232.80

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Solution

The fourth proportional to 3,984,624.80, 5,976,937.20 and 1,325,232.80 is: 1,987,849.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,624.80 : 5,976,937.20 = 1,325,232.80 : x
  2. Step 2: Convert to fraction form
    3,984,624.80/5,976,937.20 = 1,325,232.80/x
  3. Step 3: Cross multiply
    3,984,624.80x = 5,976,937.20 × 1,325,232.80
  4. Step 4: Simplify right side
    3,984,624.80x = 7,920,833,220,980.16
  5. Step 5: Solve for x
    x = 7,920,833,220,980.16/3,984,624.80
  6. Step 6: Final answer
    x = 1,987,849.20

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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.