Home / 1,138,768.02-1,571,500.26-622,524.18

Finding the Fourth Proportional to 1,138,768.02, 1,571,500.26 and 622,524.18

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Solution

The fourth proportional to 1,138,768.02, 1,571,500.26 and 622,524.18 is: 859,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,768.02 : 1,571,500.26 = 622,524.18 : x
  2. Step 2: Convert to fraction form
    1,138,768.02/1,571,500.26 = 622,524.18/x
  3. Step 3: Cross multiply
    1,138,768.02x = 1,571,500.26 × 622,524.18
  4. Step 4: Simplify right side
    1,138,768.02x = 978,296,910,726.29
  5. Step 5: Solve for x
    x = 978,296,910,726.29/1,138,768.02
  6. Step 6: Final answer
    x = 859,083.58

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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.