Home / 1,811,799.60-2,718,444.35-800,387.76

Finding the Fourth Proportional to 1,811,799.60, 2,718,444.35 and 800,387.76

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Solution

The fourth proportional to 1,811,799.60, 2,718,444.35 and 800,387.76 is: 1,200,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,799.60 : 2,718,444.35 = 800,387.76 : x
  2. Step 2: Convert to fraction form
    1,811,799.60/2,718,444.35 = 800,387.76/x
  3. Step 3: Cross multiply
    1,811,799.60x = 2,718,444.35 × 800,387.76
  4. Step 4: Simplify right side
    1,811,799.60x = 2,175,809,583,981.16
  5. Step 5: Solve for x
    x = 2,175,809,583,981.16/1,811,799.60
  6. Step 6: Final answer
    x = 1,200,910.73

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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.