Home / 1,204,005.50-1,805,731.88-717,825.21

Finding the Fourth Proportional to 1,204,005.50, 1,805,731.88 and 717,825.21

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Solution

The fourth proportional to 1,204,005.50, 1,805,731.88 and 717,825.21 is: 1,076,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,005.50 : 1,805,731.88 = 717,825.21 : x
  2. Step 2: Convert to fraction form
    1,204,005.50/1,805,731.88 = 717,825.21/x
  3. Step 3: Cross multiply
    1,204,005.50x = 1,805,731.88 × 717,825.21
  4. Step 4: Simplify right side
    1,204,005.50x = 1,296,199,862,375.57
  5. Step 5: Solve for x
    x = 1,296,199,862,375.57/1,204,005.50
  6. Step 6: Final answer
    x = 1,076,573.05

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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.