Home / 1,772,786.12-2,660,009.63-873,737.76

Finding the Fourth Proportional to 1,772,786.12, 2,660,009.63 and 873,737.76

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Solution

The fourth proportional to 1,772,786.12, 2,660,009.63 and 873,737.76 is: 1,311,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,786.12 : 2,660,009.63 = 873,737.76 : x
  2. Step 2: Convert to fraction form
    1,772,786.12/2,660,009.63 = 873,737.76/x
  3. Step 3: Cross multiply
    1,772,786.12x = 2,660,009.63 × 873,737.76
  4. Step 4: Simplify right side
    1,772,786.12x = 2,324,150,855,694.63
  5. Step 5: Solve for x
    x = 2,324,150,855,694.63/1,772,786.12
  6. Step 6: Final answer
    x = 1,311,015.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.