Home / 1,204,801.57-1,662,616.33-653,515.90

Finding the Fourth Proportional to 1,204,801.57, 1,662,616.33 and 653,515.90

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Solution

The fourth proportional to 1,204,801.57, 1,662,616.33 and 653,515.90 is: 901,846.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,801.57 : 1,662,616.33 = 653,515.90 : x
  2. Step 2: Convert to fraction form
    1,204,801.57/1,662,616.33 = 653,515.90/x
  3. Step 3: Cross multiply
    1,204,801.57x = 1,662,616.33 × 653,515.90
  4. Step 4: Simplify right side
    1,204,801.57x = 1,086,546,216,121.00
  5. Step 5: Solve for x
    x = 1,086,546,216,121.00/1,204,801.57
  6. Step 6: Final answer
    x = 901,846.61

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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.