Home / 1,018,305.12-1,405,104.85-588,502.24

Finding the Fourth Proportional to 1,018,305.12, 1,405,104.85 and 588,502.24

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Solution

The fourth proportional to 1,018,305.12, 1,405,104.85 and 588,502.24 is: 812,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,305.12 : 1,405,104.85 = 588,502.24 : x
  2. Step 2: Convert to fraction form
    1,018,305.12/1,405,104.85 = 588,502.24/x
  3. Step 3: Cross multiply
    1,018,305.12x = 1,405,104.85 × 588,502.24
  4. Step 4: Simplify right side
    1,018,305.12x = 826,907,351,659.86
  5. Step 5: Solve for x
    x = 826,907,351,659.86/1,018,305.12
  6. Step 6: Final answer
    x = 812,042.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.