Home / 2,146,666-3,220,579.76-726,722.24

Finding the Fourth Proportional to 2,146,666, 3,220,579.76 and 726,722.24

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Solution

The fourth proportional to 2,146,666, 3,220,579.76 and 726,722.24 is: 1,090,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,666 : 3,220,579.76 = 726,722.24 : x
  2. Step 2: Convert to fraction form
    2,146,666/3,220,579.76 = 726,722.24/x
  3. Step 3: Cross multiply
    2,146,666x = 3,220,579.76 × 726,722.24
  4. Step 4: Simplify right side
    2,146,666x = 2,340,466,937,285.86
  5. Step 5: Solve for x
    x = 2,340,466,937,285.86/2,146,666
  6. Step 6: Final answer
    x = 1,090,279.97

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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.