Home / 1,135,695.52-1,567,249.32-626,401.54

Finding the Fourth Proportional to 1,135,695.52, 1,567,249.32 and 626,401.54

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Solution

The fourth proportional to 1,135,695.52, 1,567,249.32 and 626,401.54 is: 864,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,695.52 : 1,567,249.32 = 626,401.54 : x
  2. Step 2: Convert to fraction form
    1,135,695.52/1,567,249.32 = 626,401.54/x
  3. Step 3: Cross multiply
    1,135,695.52x = 1,567,249.32 × 626,401.54
  4. Step 4: Simplify right side
    1,135,695.52x = 981,727,387,611.95
  5. Step 5: Solve for x
    x = 981,727,387,611.95/1,135,695.52
  6. Step 6: Final answer
    x = 864,428.34

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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.