Home / 1,458,023.44-2,012,073.60-813,443.73

Finding the Fourth Proportional to 1,458,023.44, 2,012,073.60 and 813,443.73

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Solution

The fourth proportional to 1,458,023.44, 2,012,073.60 and 813,443.73 is: 1,122,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,023.44 : 2,012,073.60 = 813,443.73 : x
  2. Step 2: Convert to fraction form
    1,458,023.44/2,012,073.60 = 813,443.73/x
  3. Step 3: Cross multiply
    1,458,023.44x = 2,012,073.60 × 813,443.73
  4. Step 4: Simplify right side
    1,458,023.44x = 1,636,708,654,218.53
  5. Step 5: Solve for x
    x = 1,636,708,654,218.53/1,458,023.44
  6. Step 6: Final answer
    x = 1,122,553.05

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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.