Home / 2,912,151.77-4,368,227.67-890,395.73

Finding the Fourth Proportional to 2,912,151.77, 4,368,227.67 and 890,395.73

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Solution

The fourth proportional to 2,912,151.77, 4,368,227.67 and 890,395.73 is: 1,335,593.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,151.77 : 4,368,227.67 = 890,395.73 : x
  2. Step 2: Convert to fraction form
    2,912,151.77/4,368,227.67 = 890,395.73/x
  3. Step 3: Cross multiply
    2,912,151.77x = 4,368,227.67 × 890,395.73
  4. Step 4: Simplify right side
    2,912,151.77x = 3,889,451,265,035.85
  5. Step 5: Solve for x
    x = 3,889,451,265,035.85/2,912,151.77
  6. Step 6: Final answer
    x = 1,335,593.60

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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.