Home / 1,747,825.94-2,621,881.20-485,653.70

Finding the Fourth Proportional to 1,747,825.94, 2,621,881.20 and 485,653.70

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Solution

The fourth proportional to 1,747,825.94, 2,621,881.20 and 485,653.70 is: 728,520.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,825.94 : 2,621,881.20 = 485,653.70 : x
  2. Step 2: Convert to fraction form
    1,747,825.94/2,621,881.20 = 485,653.70/x
  3. Step 3: Cross multiply
    1,747,825.94x = 2,621,881.20 × 485,653.70
  4. Step 4: Simplify right side
    1,747,825.94x = 1,273,326,305,740.44
  5. Step 5: Solve for x
    x = 1,273,326,305,740.44/1,747,825.94
  6. Step 6: Final answer
    x = 728,520.09

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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.