Home / 1,093,073.30-1,639,820.09-419,102.03

Finding the Fourth Proportional to 1,093,073.30, 1,639,820.09 and 419,102.03

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Solution

The fourth proportional to 1,093,073.30, 1,639,820.09 and 419,102.03 is: 628,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,073.30 : 1,639,820.09 = 419,102.03 : x
  2. Step 2: Convert to fraction form
    1,093,073.30/1,639,820.09 = 419,102.03/x
  3. Step 3: Cross multiply
    1,093,073.30x = 1,639,820.09 × 419,102.03
  4. Step 4: Simplify right side
    1,093,073.30x = 687,251,933,701.09
  5. Step 5: Solve for x
    x = 687,251,933,701.09/1,093,073.30
  6. Step 6: Final answer
    x = 628,733.62

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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.