Home / 1,226,546.55-1,692,617.11-682,682.48

Finding the Fourth Proportional to 1,226,546.55, 1,692,617.11 and 682,682.48

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Solution

The fourth proportional to 1,226,546.55, 1,692,617.11 and 682,682.48 is: 942,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,546.55 : 1,692,617.11 = 682,682.48 : x
  2. Step 2: Convert to fraction form
    1,226,546.55/1,692,617.11 = 682,682.48/x
  3. Step 3: Cross multiply
    1,226,546.55x = 1,692,617.11 × 682,682.48
  4. Step 4: Simplify right side
    1,226,546.55x = 1,155,520,042,522.76
  5. Step 5: Solve for x
    x = 1,155,520,042,522.76/1,226,546.55
  6. Step 6: Final answer
    x = 942,092.29

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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.