Home / 1,168,284.97-1,611,983.03-878,206.76

Finding the Fourth Proportional to 1,168,284.97, 1,611,983.03 and 878,206.76

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Solution

The fourth proportional to 1,168,284.97, 1,611,983.03 and 878,206.76 is: 1,211,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,284.97 : 1,611,983.03 = 878,206.76 : x
  2. Step 2: Convert to fraction form
    1,168,284.97/1,611,983.03 = 878,206.76/x
  3. Step 3: Cross multiply
    1,168,284.97x = 1,611,983.03 × 878,206.76
  4. Step 4: Simplify right side
    1,168,284.97x = 1,415,654,385,891.37
  5. Step 5: Solve for x
    x = 1,415,654,385,891.37/1,168,284.97
  6. Step 6: Final answer
    x = 1,211,737.23

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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.