Home / 2,146,666.52-3,220,580.52-726,722.72

Finding the Fourth Proportional to 2,146,666.52, 3,220,580.52 and 726,722.72

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Solution

The fourth proportional to 2,146,666.52, 3,220,580.52 and 726,722.72 is: 1,090,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,666.52 : 3,220,580.52 = 726,722.72 : x
  2. Step 2: Convert to fraction form
    2,146,666.52/3,220,580.52 = 726,722.72/x
  3. Step 3: Cross multiply
    2,146,666.52x = 3,220,580.52 × 726,722.72
  4. Step 4: Simplify right side
    2,146,666.52x = 2,340,469,035,473.41
  5. Step 5: Solve for x
    x = 2,340,469,035,473.41/2,146,666.52
  6. Step 6: Final answer
    x = 1,090,280.68

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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.