Home / 2,699,990.80-4,050,034.20-806,755.60

Finding the Fourth Proportional to 2,699,990.80, 4,050,034.20 and 806,755.60

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Solution

The fourth proportional to 2,699,990.80, 4,050,034.20 and 806,755.60 is: 1,210,147.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,990.80 : 4,050,034.20 = 806,755.60 : x
  2. Step 2: Convert to fraction form
    2,699,990.80/4,050,034.20 = 806,755.60/x
  3. Step 3: Cross multiply
    2,699,990.80x = 4,050,034.20 × 806,755.60
  4. Step 4: Simplify right side
    2,699,990.80x = 3,267,387,771,041.52
  5. Step 5: Solve for x
    x = 3,267,387,771,041.52/2,699,990.80
  6. Step 6: Final answer
    x = 1,210,147.74

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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.