Home / 1,542,644.70-2,313,081.12-822,099.30

Finding the Fourth Proportional to 1,542,644.70, 2,313,081.12 and 822,099.30

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Solution

The fourth proportional to 1,542,644.70, 2,313,081.12 and 822,099.30 is: 1,232,676.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,644.70 : 2,313,081.12 = 822,099.30 : x
  2. Step 2: Convert to fraction form
    1,542,644.70/2,313,081.12 = 822,099.30/x
  3. Step 3: Cross multiply
    1,542,644.70x = 2,313,081.12 × 822,099.30
  4. Step 4: Simplify right side
    1,542,644.70x = 1,901,582,369,595.22
  5. Step 5: Solve for x
    x = 1,901,582,369,595.22/1,542,644.70
  6. Step 6: Final answer
    x = 1,232,676.82

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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.