Home / 1,055,769.05-1,583,493.19-345,781.37

Finding the Fourth Proportional to 1,055,769.05, 1,583,493.19 and 345,781.37

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Solution

The fourth proportional to 1,055,769.05, 1,583,493.19 and 345,781.37 is: 518,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,769.05 : 1,583,493.19 = 345,781.37 : x
  2. Step 2: Convert to fraction form
    1,055,769.05/1,583,493.19 = 345,781.37/x
  3. Step 3: Cross multiply
    1,055,769.05x = 1,583,493.19 × 345,781.37
  4. Step 4: Simplify right side
    1,055,769.05x = 547,542,435,841.95
  5. Step 5: Solve for x
    x = 547,542,435,841.95/1,055,769.05
  6. Step 6: Final answer
    x = 518,619.52

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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.