Home / 1,198,855.53-1,654,422.03-655,000.47

Finding the Fourth Proportional to 1,198,855.53, 1,654,422.03 and 655,000.47

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Solution

The fourth proportional to 1,198,855.53, 1,654,422.03 and 655,000.47 is: 903,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,855.53 : 1,654,422.03 = 655,000.47 : x
  2. Step 2: Convert to fraction form
    1,198,855.53/1,654,422.03 = 655,000.47/x
  3. Step 3: Cross multiply
    1,198,855.53x = 1,654,422.03 × 655,000.47
  4. Step 4: Simplify right side
    1,198,855.53x = 1,083,647,207,228.35
  5. Step 5: Solve for x
    x = 1,083,647,207,228.35/1,198,855.53
  6. Step 6: Final answer
    x = 903,901.41

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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.