Home / 1,336,763.76-1,844,249.31-878,125.32

Finding the Fourth Proportional to 1,336,763.76, 1,844,249.31 and 878,125.32

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Solution

The fourth proportional to 1,336,763.76, 1,844,249.31 and 878,125.32 is: 1,211,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,763.76 : 1,844,249.31 = 878,125.32 : x
  2. Step 2: Convert to fraction form
    1,336,763.76/1,844,249.31 = 878,125.32/x
  3. Step 3: Cross multiply
    1,336,763.76x = 1,844,249.31 × 878,125.32
  4. Step 4: Simplify right side
    1,336,763.76x = 1,619,482,015,503.53
  5. Step 5: Solve for x
    x = 1,619,482,015,503.53/1,336,763.76
  6. Step 6: Final answer
    x = 1,211,494.55

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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.