Home / 1,272,517-1,756,084.26-699,544.60

Finding the Fourth Proportional to 1,272,517, 1,756,084.26 and 699,544.60

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Solution

The fourth proportional to 1,272,517, 1,756,084.26 and 699,544.60 is: 965,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,517 : 1,756,084.26 = 699,544.60 : x
  2. Step 2: Convert to fraction form
    1,272,517/1,756,084.26 = 699,544.60/x
  3. Step 3: Cross multiply
    1,272,517x = 1,756,084.26 × 699,544.60
  4. Step 4: Simplify right side
    1,272,517x = 1,228,459,261,228.00
  5. Step 5: Solve for x
    x = 1,228,459,261,228.00/1,272,517
  6. Step 6: Final answer
    x = 965,377.49

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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.