Home / 1,400,504.64-1,932,587.28-827,436.12

Finding the Fourth Proportional to 1,400,504.64, 1,932,587.28 and 827,436.12

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Solution

The fourth proportional to 1,400,504.64, 1,932,587.28 and 827,436.12 is: 1,141,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,504.64 : 1,932,587.28 = 827,436.12 : x
  2. Step 2: Convert to fraction form
    1,400,504.64/1,932,587.28 = 827,436.12/x
  3. Step 3: Cross multiply
    1,400,504.64x = 1,932,587.28 × 827,436.12
  4. Step 4: Simplify right side
    1,400,504.64x = 1,599,092,520,524.55
  5. Step 5: Solve for x
    x = 1,599,092,520,524.55/1,400,504.64
  6. Step 6: Final answer
    x = 1,141,797.37

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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.