Home / 1,233,601.19-1,702,290.76-689,781.77

Finding the Fourth Proportional to 1,233,601.19, 1,702,290.76 and 689,781.77

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Solution

The fourth proportional to 1,233,601.19, 1,702,290.76 and 689,781.77 is: 951,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,601.19 : 1,702,290.76 = 689,781.77 : x
  2. Step 2: Convert to fraction form
    1,233,601.19/1,702,290.76 = 689,781.77/x
  3. Step 3: Cross multiply
    1,233,601.19x = 1,702,290.76 × 689,781.77
  4. Step 4: Simplify right side
    1,233,601.19x = 1,174,209,123,251.54
  5. Step 5: Solve for x
    x = 1,174,209,123,251.54/1,233,601.19
  6. Step 6: Final answer
    x = 951,854.73

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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.