Home / 1,317,694.50-1,818,418.41-714,082.50

Finding the Fourth Proportional to 1,317,694.50, 1,818,418.41 and 714,082.50

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Solution

The fourth proportional to 1,317,694.50, 1,818,418.41 and 714,082.50 is: 985,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,694.50 : 1,818,418.41 = 714,082.50 : x
  2. Step 2: Convert to fraction form
    1,317,694.50/1,818,418.41 = 714,082.50/x
  3. Step 3: Cross multiply
    1,317,694.50x = 1,818,418.41 × 714,082.50
  4. Step 4: Simplify right side
    1,317,694.50x = 1,298,500,764,258.83
  5. Step 5: Solve for x
    x = 1,298,500,764,258.83/1,317,694.50
  6. Step 6: Final answer
    x = 985,433.85

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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.