Home / 1,322,496.28-1,823,355.28-856,526.84

Finding the Fourth Proportional to 1,322,496.28, 1,823,355.28 and 856,526.84

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Solution

The fourth proportional to 1,322,496.28, 1,823,355.28 and 856,526.84 is: 1,180,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,496.28 : 1,823,355.28 = 856,526.84 : x
  2. Step 2: Convert to fraction form
    1,322,496.28/1,823,355.28 = 856,526.84/x
  3. Step 3: Cross multiply
    1,322,496.28x = 1,823,355.28 × 856,526.84
  4. Step 4: Simplify right side
    1,322,496.28x = 1,561,752,736,175.72
  5. Step 5: Solve for x
    x = 1,561,752,736,175.72/1,322,496.28
  6. Step 6: Final answer
    x = 1,180,912.76

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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.