Home / 1,217,811.40-1,826,717.10-1,168,822.60

Finding the Fourth Proportional to 1,217,811.40, 1,826,717.10 and 1,168,822.60

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Solution

The fourth proportional to 1,217,811.40, 1,826,717.10 and 1,168,822.60 is: 1,753,233.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,811.40 : 1,826,717.10 = 1,168,822.60 : x
  2. Step 2: Convert to fraction form
    1,217,811.40/1,826,717.10 = 1,168,822.60/x
  3. Step 3: Cross multiply
    1,217,811.40x = 1,826,717.10 × 1,168,822.60
  4. Step 4: Simplify right side
    1,217,811.40x = 2,135,108,230,286.46
  5. Step 5: Solve for x
    x = 2,135,108,230,286.46/1,217,811.40
  6. Step 6: Final answer
    x = 1,753,233.90

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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.