Home / 1,394,995.50-2,092,512.69-397,723.50

Finding the Fourth Proportional to 1,394,995.50, 2,092,512.69 and 397,723.50

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Solution

The fourth proportional to 1,394,995.50, 2,092,512.69 and 397,723.50 is: 596,590.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,995.50 : 2,092,512.69 = 397,723.50 : x
  2. Step 2: Convert to fraction form
    1,394,995.50/2,092,512.69 = 397,723.50/x
  3. Step 3: Cross multiply
    1,394,995.50x = 2,092,512.69 × 397,723.50
  4. Step 4: Simplify right side
    1,394,995.50x = 832,241,470,861.22
  5. Step 5: Solve for x
    x = 832,241,470,861.22/1,394,995.50
  6. Step 6: Final answer
    x = 596,590.79

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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.