Home / 791,819.53-1,093,134.93-619,371.08

Finding the Fourth Proportional to 791,819.53, 1,093,134.93 and 619,371.08

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Solution

The fourth proportional to 791,819.53, 1,093,134.93 and 619,371.08 is: 855,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,819.53 : 1,093,134.93 = 619,371.08 : x
  2. Step 2: Convert to fraction form
    791,819.53/1,093,134.93 = 619,371.08/x
  3. Step 3: Cross multiply
    791,819.53x = 1,093,134.93 × 619,371.08
  4. Step 4: Simplify right side
    791,819.53x = 677,056,153,617.29
  5. Step 5: Solve for x
    x = 677,056,153,617.29/791,819.53
  6. Step 6: Final answer
    x = 855,063.73

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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.