Home / 2,146,664-3,220,576.76-726,720.22

Finding the Fourth Proportional to 2,146,664, 3,220,576.76 and 726,720.22

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Solution

The fourth proportional to 2,146,664, 3,220,576.76 and 726,720.22 is: 1,090,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,664 : 3,220,576.76 = 726,720.22 : x
  2. Step 2: Convert to fraction form
    2,146,664/3,220,576.76 = 726,720.22/x
  3. Step 3: Cross multiply
    2,146,664x = 3,220,576.76 × 726,720.22
  4. Step 4: Simplify right side
    2,146,664x = 2,340,458,251,554.09
  5. Step 5: Solve for x
    x = 2,340,458,251,554.09/2,146,664
  6. Step 6: Final answer
    x = 1,090,276.94

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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.