Home / 1,579,367.55-2,179,527.56-891,185.48

Finding the Fourth Proportional to 1,579,367.55, 2,179,527.56 and 891,185.48

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Solution

The fourth proportional to 1,579,367.55, 2,179,527.56 and 891,185.48 is: 1,229,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,367.55 : 2,179,527.56 = 891,185.48 : x
  2. Step 2: Convert to fraction form
    1,579,367.55/2,179,527.56 = 891,185.48/x
  3. Step 3: Cross multiply
    1,579,367.55x = 2,179,527.56 × 891,185.48
  4. Step 4: Simplify right side
    1,579,367.55x = 1,942,363,315,906.36
  5. Step 5: Solve for x
    x = 1,942,363,315,906.36/1,579,367.55
  6. Step 6: Final answer
    x = 1,229,836.15

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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.