Home / 1,252,914.39-1,729,022.76-679,954.41

Finding the Fourth Proportional to 1,252,914.39, 1,729,022.76 and 679,954.41

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Solution

The fourth proportional to 1,252,914.39, 1,729,022.76 and 679,954.41 is: 938,337.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,914.39 : 1,729,022.76 = 679,954.41 : x
  2. Step 2: Convert to fraction form
    1,252,914.39/1,729,022.76 = 679,954.41/x
  3. Step 3: Cross multiply
    1,252,914.39x = 1,729,022.76 × 679,954.41
  4. Step 4: Simplify right side
    1,252,914.39x = 1,175,656,650,652.37
  5. Step 5: Solve for x
    x = 1,175,656,650,652.37/1,252,914.39
  6. Step 6: Final answer
    x = 938,337.58

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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.