Home / 1,104,486.81-1,524,161.49-621,039.51

Finding the Fourth Proportional to 1,104,486.81, 1,524,161.49 and 621,039.51

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Solution

The fourth proportional to 1,104,486.81, 1,524,161.49 and 621,039.51 is: 857,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,486.81 : 1,524,161.49 = 621,039.51 : x
  2. Step 2: Convert to fraction form
    1,104,486.81/1,524,161.49 = 621,039.51/x
  3. Step 3: Cross multiply
    1,104,486.81x = 1,524,161.49 × 621,039.51
  4. Step 4: Simplify right side
    1,104,486.81x = 946,564,504,910.47
  5. Step 5: Solve for x
    x = 946,564,504,910.47/1,104,486.81
  6. Step 6: Final answer
    x = 857,017.48

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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.