Home / 1,203,172.05-1,804,691.66-404,371.11

Finding the Fourth Proportional to 1,203,172.05, 1,804,691.66 and 404,371.11

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Solution

The fourth proportional to 1,203,172.05, 1,804,691.66 and 404,371.11 is: 606,534.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,172.05 : 1,804,691.66 = 404,371.11 : x
  2. Step 2: Convert to fraction form
    1,203,172.05/1,804,691.66 = 404,371.11/x
  3. Step 3: Cross multiply
    1,203,172.05x = 1,804,691.66 × 404,371.11
  4. Step 4: Simplify right side
    1,203,172.05x = 729,765,167,740.09
  5. Step 5: Solve for x
    x = 729,765,167,740.09/1,203,172.05
  6. Step 6: Final answer
    x = 606,534.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.