Home / 1,811,383.20-2,703,510.57-1,781,486.82

Finding the Fourth Proportional to 1,811,383.20, 2,703,510.57 and 1,781,486.82

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Solution

The fourth proportional to 1,811,383.20, 2,703,510.57 and 1,781,486.82 is: 2,658,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,383.20 : 2,703,510.57 = 1,781,486.82 : x
  2. Step 2: Convert to fraction form
    1,811,383.20/2,703,510.57 = 1,781,486.82/x
  3. Step 3: Cross multiply
    1,811,383.20x = 2,703,510.57 × 1,781,486.82
  4. Step 4: Simplify right side
    1,811,383.20x = 4,816,268,448,185.69
  5. Step 5: Solve for x
    x = 4,816,268,448,185.69/1,811,383.20
  6. Step 6: Final answer
    x = 2,658,889.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.