Home / 1,202,535.86-1,659,521.05-658,636.61

Finding the Fourth Proportional to 1,202,535.86, 1,659,521.05 and 658,636.61

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Solution

The fourth proportional to 1,202,535.86, 1,659,521.05 and 658,636.61 is: 908,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,535.86 : 1,659,521.05 = 658,636.61 : x
  2. Step 2: Convert to fraction form
    1,202,535.86/1,659,521.05 = 658,636.61/x
  3. Step 3: Cross multiply
    1,202,535.86x = 1,659,521.05 × 658,636.61
  4. Step 4: Simplify right side
    1,202,535.86x = 1,093,021,321,097.85
  5. Step 5: Solve for x
    x = 1,093,021,321,097.85/1,202,535.86
  6. Step 6: Final answer
    x = 908,930.34

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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.