Home / 1,203,819.96-1,661,260.95-659,945.87

Finding the Fourth Proportional to 1,203,819.96, 1,661,260.95 and 659,945.87

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Solution

The fourth proportional to 1,203,819.96, 1,661,260.95 and 659,945.87 is: 910,719.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,819.96 : 1,661,260.95 = 659,945.87 : x
  2. Step 2: Convert to fraction form
    1,203,819.96/1,661,260.95 = 659,945.87/x
  3. Step 3: Cross multiply
    1,203,819.96x = 1,661,260.95 × 659,945.87
  4. Step 4: Simplify right side
    1,203,819.96x = 1,096,342,294,638.47
  5. Step 5: Solve for x
    x = 1,096,342,294,638.47/1,203,819.96
  6. Step 6: Final answer
    x = 910,719.49

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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.