Home / 5,197,777.20-7,797,200.44-1,962,040.22

Finding the Fourth Proportional to 5,197,777.20, 7,797,200.44 and 1,962,040.22

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Solution

The fourth proportional to 5,197,777.20, 7,797,200.44 and 1,962,040.22 is: 2,943,262.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,777.20 : 7,797,200.44 = 1,962,040.22 : x
  2. Step 2: Convert to fraction form
    5,197,777.20/7,797,200.44 = 1,962,040.22/x
  3. Step 3: Cross multiply
    5,197,777.20x = 7,797,200.44 × 1,962,040.22
  4. Step 4: Simplify right side
    5,197,777.20x = 15,298,420,866,681.70
  5. Step 5: Solve for x
    x = 15,298,420,866,681.70/5,197,777.20
  6. Step 6: Final answer
    x = 2,943,262.14

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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.