Home / 1,405,502.20-2,108,253.30-606,226.60

Finding the Fourth Proportional to 1,405,502.20, 2,108,253.30 and 606,226.60

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Solution

The fourth proportional to 1,405,502.20, 2,108,253.30 and 606,226.60 is: 909,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,502.20 : 2,108,253.30 = 606,226.60 : x
  2. Step 2: Convert to fraction form
    1,405,502.20/2,108,253.30 = 606,226.60/x
  3. Step 3: Cross multiply
    1,405,502.20x = 2,108,253.30 × 606,226.60
  4. Step 4: Simplify right side
    1,405,502.20x = 1,278,079,229,997.78
  5. Step 5: Solve for x
    x = 1,278,079,229,997.78/1,405,502.20
  6. Step 6: Final answer
    x = 909,339.90

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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.