Home / 1,999,842.75-2,999,764.13-503,934.75

Finding the Fourth Proportional to 1,999,842.75, 2,999,764.13 and 503,934.75

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Solution

The fourth proportional to 1,999,842.75, 2,999,764.13 and 503,934.75 is: 755,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,842.75 : 2,999,764.13 = 503,934.75 : x
  2. Step 2: Convert to fraction form
    1,999,842.75/2,999,764.13 = 503,934.75/x
  3. Step 3: Cross multiply
    1,999,842.75x = 2,999,764.13 × 503,934.75
  4. Step 4: Simplify right side
    1,999,842.75x = 1,511,685,384,390.84
  5. Step 5: Solve for x
    x = 1,511,685,384,390.84/1,999,842.75
  6. Step 6: Final answer
    x = 755,902.13

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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.