Home / 1,818,500.83-2,727,751.24-807,385.12

Finding the Fourth Proportional to 1,818,500.83, 2,727,751.24 and 807,385.12

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Solution

The fourth proportional to 1,818,500.83, 2,727,751.24 and 807,385.12 is: 1,211,077.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,500.83 : 2,727,751.24 = 807,385.12 : x
  2. Step 2: Convert to fraction form
    1,818,500.83/2,727,751.24 = 807,385.12/x
  3. Step 3: Cross multiply
    1,818,500.83x = 2,727,751.24 × 807,385.12
  4. Step 4: Simplify right side
    1,818,500.83x = 2,202,345,756,427.40
  5. Step 5: Solve for x
    x = 2,202,345,756,427.40/1,818,500.83
  6. Step 6: Final answer
    x = 1,211,077.68

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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.