Home / 2,220,847.11-3,331,270.17-1,210,818.56

Finding the Fourth Proportional to 2,220,847.11, 3,331,270.17 and 1,210,818.56

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Solution

The fourth proportional to 2,220,847.11, 3,331,270.17 and 1,210,818.56 is: 1,816,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,847.11 : 3,331,270.17 = 1,210,818.56 : x
  2. Step 2: Convert to fraction form
    2,220,847.11/3,331,270.17 = 1,210,818.56/x
  3. Step 3: Cross multiply
    2,220,847.11x = 3,331,270.17 × 1,210,818.56
  4. Step 4: Simplify right side
    2,220,847.11x = 4,033,563,733,554.00
  5. Step 5: Solve for x
    x = 4,033,563,733,554.00/2,220,847.11
  6. Step 6: Final answer
    x = 1,816,227.56

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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.