Home / 831,974.17-1,139,799.15-800,863.24

Finding the Fourth Proportional to 831,974.17, 1,139,799.15 and 800,863.24

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Solution

The fourth proportional to 831,974.17, 1,139,799.15 and 800,863.24 is: 1,097,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,974.17 : 1,139,799.15 = 800,863.24 : x
  2. Step 2: Convert to fraction form
    831,974.17/1,139,799.15 = 800,863.24/x
  3. Step 3: Cross multiply
    831,974.17x = 1,139,799.15 × 800,863.24
  4. Step 4: Simplify right side
    831,974.17x = 912,823,234,519.25
  5. Step 5: Solve for x
    x = 912,823,234,519.25/831,974.17
  6. Step 6: Final answer
    x = 1,097,177.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.