Home / 1,981,551.36-2,734,594.56-1,165,808.64

Finding the Fourth Proportional to 1,981,551.36, 2,734,594.56 and 1,165,808.64

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Solution

The fourth proportional to 1,981,551.36, 2,734,594.56 and 1,165,808.64 is: 1,608,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,551.36 : 2,734,594.56 = 1,165,808.64 : x
  2. Step 2: Convert to fraction form
    1,981,551.36/2,734,594.56 = 1,165,808.64/x
  3. Step 3: Cross multiply
    1,981,551.36x = 2,734,594.56 × 1,165,808.64
  4. Step 4: Simplify right side
    1,981,551.36x = 3,188,013,964,945.00
  5. Step 5: Solve for x
    x = 3,188,013,964,945.00/1,981,551.36
  6. Step 6: Final answer
    x = 1,608,847.51

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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.