Home / 1,353,087.20-2,029,865.30-454,616.57

Finding the Fourth Proportional to 1,353,087.20, 2,029,865.30 and 454,616.57

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Solution

The fourth proportional to 1,353,087.20, 2,029,865.30 and 454,616.57 is: 682,003.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,087.20 : 2,029,865.30 = 454,616.57 : x
  2. Step 2: Convert to fraction form
    1,353,087.20/2,029,865.30 = 454,616.57/x
  3. Step 3: Cross multiply
    1,353,087.20x = 2,029,865.30 × 454,616.57
  4. Step 4: Simplify right side
    1,353,087.20x = 922,810,387,825.61
  5. Step 5: Solve for x
    x = 922,810,387,825.61/1,353,087.20
  6. Step 6: Final answer
    x = 682,003.64

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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.