Home / 1,171,517.70-1,616,673.03-662,220.09

Finding the Fourth Proportional to 1,171,517.70, 1,616,673.03 and 662,220.09

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Solution

The fourth proportional to 1,171,517.70, 1,616,673.03 and 662,220.09 is: 913,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,517.70 : 1,616,673.03 = 662,220.09 : x
  2. Step 2: Convert to fraction form
    1,171,517.70/1,616,673.03 = 662,220.09/x
  3. Step 3: Cross multiply
    1,171,517.70x = 1,616,673.03 × 662,220.09
  4. Step 4: Simplify right side
    1,171,517.70x = 1,070,593,359,427.17
  5. Step 5: Solve for x
    x = 1,070,593,359,427.17/1,171,517.70
  6. Step 6: Final answer
    x = 913,851.63

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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.