Home / 1,192,619.68-1,647,402.36-1,175,269.60

Finding the Fourth Proportional to 1,192,619.68, 1,647,402.36 and 1,175,269.60

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Solution

The fourth proportional to 1,192,619.68, 1,647,402.36 and 1,175,269.60 is: 1,623,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,619.68 : 1,647,402.36 = 1,175,269.60 : x
  2. Step 2: Convert to fraction form
    1,192,619.68/1,647,402.36 = 1,175,269.60/x
  3. Step 3: Cross multiply
    1,192,619.68x = 1,647,402.36 × 1,175,269.60
  4. Step 4: Simplify right side
    1,192,619.68x = 1,936,141,912,676.26
  5. Step 5: Solve for x
    x = 1,936,141,912,676.26/1,192,619.68
  6. Step 6: Final answer
    x = 1,623,436.16

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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.