Home / 1,268,734.74-1,902,472.40-404,056.92

Finding the Fourth Proportional to 1,268,734.74, 1,902,472.40 and 404,056.92

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Solution

The fourth proportional to 1,268,734.74, 1,902,472.40 and 404,056.92 is: 605,884.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,734.74 : 1,902,472.40 = 404,056.92 : x
  2. Step 2: Convert to fraction form
    1,268,734.74/1,902,472.40 = 404,056.92/x
  3. Step 3: Cross multiply
    1,268,734.74x = 1,902,472.40 × 404,056.92
  4. Step 4: Simplify right side
    1,268,734.74x = 768,707,138,329.01
  5. Step 5: Solve for x
    x = 768,707,138,329.01/1,268,734.74
  6. Step 6: Final answer
    x = 605,884.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.