Home / 1,728,169.40-2,384,824.20-964,206.56

Finding the Fourth Proportional to 1,728,169.40, 2,384,824.20 and 964,206.56

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Solution

The fourth proportional to 1,728,169.40, 2,384,824.20 and 964,206.56 is: 1,330,577.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,169.40 : 2,384,824.20 = 964,206.56 : x
  2. Step 2: Convert to fraction form
    1,728,169.40/2,384,824.20 = 964,206.56/x
  3. Step 3: Cross multiply
    1,728,169.40x = 2,384,824.20 × 964,206.56
  4. Step 4: Simplify right side
    1,728,169.40x = 2,299,463,138,086.75
  5. Step 5: Solve for x
    x = 2,299,463,138,086.75/1,728,169.40
  6. Step 6: Final answer
    x = 1,330,577.39

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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.