Home / 1,282,696.19-1,770,120.88-701,919.45

Finding the Fourth Proportional to 1,282,696.19, 1,770,120.88 and 701,919.45

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Solution

The fourth proportional to 1,282,696.19, 1,770,120.88 and 701,919.45 is: 968,648.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,696.19 : 1,770,120.88 = 701,919.45 : x
  2. Step 2: Convert to fraction form
    1,282,696.19/1,770,120.88 = 701,919.45/x
  3. Step 3: Cross multiply
    1,282,696.19x = 1,770,120.88 × 701,919.45
  4. Step 4: Simplify right side
    1,282,696.19x = 1,242,482,268,991.30
  5. Step 5: Solve for x
    x = 1,242,482,268,991.30/1,282,696.19
  6. Step 6: Final answer
    x = 968,648.91

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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.