Home / 1,591,228.54-2,195,904.52-866,074.53

Finding the Fourth Proportional to 1,591,228.54, 2,195,904.52 and 866,074.53

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Solution

The fourth proportional to 1,591,228.54, 2,195,904.52 and 866,074.53 is: 1,195,187.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,228.54 : 2,195,904.52 = 866,074.53 : x
  2. Step 2: Convert to fraction form
    1,591,228.54/2,195,904.52 = 866,074.53/x
  3. Step 3: Cross multiply
    1,591,228.54x = 2,195,904.52 × 866,074.53
  4. Step 4: Simplify right side
    1,591,228.54x = 1,901,816,975,083.88
  5. Step 5: Solve for x
    x = 1,901,816,975,083.88/1,591,228.54
  6. Step 6: Final answer
    x = 1,195,187.82

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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.