Home / 843,013.44-1,258,511.04-813,481.92

Finding the Fourth Proportional to 843,013.44, 1,258,511.04 and 813,481.92

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Solution

The fourth proportional to 843,013.44, 1,258,511.04 and 813,481.92 is: 1,214,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,013.44 : 1,258,511.04 = 813,481.92 : x
  2. Step 2: Convert to fraction form
    843,013.44/1,258,511.04 = 813,481.92/x
  3. Step 3: Cross multiply
    843,013.44x = 1,258,511.04 × 813,481.92
  4. Step 4: Simplify right side
    843,013.44x = 1,023,775,977,160.40
  5. Step 5: Solve for x
    x = 1,023,775,977,160.40/843,013.44
  6. Step 6: Final answer
    x = 1,214,424.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.