Home / 2,230,458.80-3,345,688.20-810,561.20

Finding the Fourth Proportional to 2,230,458.80, 3,345,688.20 and 810,561.20

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Solution

The fourth proportional to 2,230,458.80, 3,345,688.20 and 810,561.20 is: 1,215,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,458.80 : 3,345,688.20 = 810,561.20 : x
  2. Step 2: Convert to fraction form
    2,230,458.80/3,345,688.20 = 810,561.20/x
  3. Step 3: Cross multiply
    2,230,458.80x = 3,345,688.20 × 810,561.20
  4. Step 4: Simplify right side
    2,230,458.80x = 2,711,885,042,217.84
  5. Step 5: Solve for x
    x = 2,711,885,042,217.84/2,230,458.80
  6. Step 6: Final answer
    x = 1,215,841.80

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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.