Home / 1,371,067.51-1,891,053.39-887,259.37

Finding the Fourth Proportional to 1,371,067.51, 1,891,053.39 and 887,259.37

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Solution

The fourth proportional to 1,371,067.51, 1,891,053.39 and 887,259.37 is: 1,223,758.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,067.51 : 1,891,053.39 = 887,259.37 : x
  2. Step 2: Convert to fraction form
    1,371,067.51/1,891,053.39 = 887,259.37/x
  3. Step 3: Cross multiply
    1,371,067.51x = 1,891,053.39 × 887,259.37
  4. Step 4: Simplify right side
    1,371,067.51x = 1,677,854,839,447.76
  5. Step 5: Solve for x
    x = 1,677,854,839,447.76/1,371,067.51
  6. Step 6: Final answer
    x = 1,223,758.00

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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.