Home / 3,607,909.55-4,978,738.23-1,976,324.15

Finding the Fourth Proportional to 3,607,909.55, 4,978,738.23 and 1,976,324.15

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Solution

The fourth proportional to 3,607,909.55, 4,978,738.23 and 1,976,324.15 is: 2,727,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607,909.55 : 4,978,738.23 = 1,976,324.15 : x
  2. Step 2: Convert to fraction form
    3,607,909.55/4,978,738.23 = 1,976,324.15/x
  3. Step 3: Cross multiply
    3,607,909.55x = 4,978,738.23 × 1,976,324.15
  4. Step 4: Simplify right side
    3,607,909.55x = 9,839,600,575,583.57
  5. Step 5: Solve for x
    x = 9,839,600,575,583.57/3,607,909.55
  6. Step 6: Final answer
    x = 2,727,230.40

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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.