Home / 1,128,551.74-1,691,936.96-559,540.52

Finding the Fourth Proportional to 1,128,551.74, 1,691,936.96 and 559,540.52

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Solution

The fourth proportional to 1,128,551.74, 1,691,936.96 and 559,540.52 is: 838,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,551.74 : 1,691,936.96 = 559,540.52 : x
  2. Step 2: Convert to fraction form
    1,128,551.74/1,691,936.96 = 559,540.52/x
  3. Step 3: Cross multiply
    1,128,551.74x = 1,691,936.96 × 559,540.52
  4. Step 4: Simplify right side
    1,128,551.74x = 946,707,286,405.62
  5. Step 5: Solve for x
    x = 946,707,286,405.62/1,128,551.74
  6. Step 6: Final answer
    x = 838,869.19

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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.