Home / 1,268,328.78-1,750,310.78-695,367.59

Finding the Fourth Proportional to 1,268,328.78, 1,750,310.78 and 695,367.59

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Solution

The fourth proportional to 1,268,328.78, 1,750,310.78 and 695,367.59 is: 959,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,328.78 : 1,750,310.78 = 695,367.59 : x
  2. Step 2: Convert to fraction form
    1,268,328.78/1,750,310.78 = 695,367.59/x
  3. Step 3: Cross multiply
    1,268,328.78x = 1,750,310.78 × 695,367.59
  4. Step 4: Simplify right side
    1,268,328.78x = 1,217,109,376,611.23
  5. Step 5: Solve for x
    x = 1,217,109,376,611.23/1,268,328.78
  6. Step 6: Final answer
    x = 959,616.62

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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.