Home / 1,203,820.96-1,661,262.33-659,946.87

Finding the Fourth Proportional to 1,203,820.96, 1,661,262.33 and 659,946.87

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Solution

The fourth proportional to 1,203,820.96, 1,661,262.33 and 659,946.87 is: 910,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,820.96 : 1,661,262.33 = 659,946.87 : x
  2. Step 2: Convert to fraction form
    1,203,820.96/1,661,262.33 = 659,946.87/x
  3. Step 3: Cross multiply
    1,203,820.96x = 1,661,262.33 × 659,946.87
  4. Step 4: Simplify right side
    1,203,820.96x = 1,096,344,874,932.41
  5. Step 5: Solve for x
    x = 1,096,344,874,932.41/1,203,820.96
  6. Step 6: Final answer
    x = 910,720.87

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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.