Home / 1,214,083.40-1,820,697.48-404,247.96

Finding the Fourth Proportional to 1,214,083.40, 1,820,697.48 and 404,247.96

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Solution

The fourth proportional to 1,214,083.40, 1,820,697.48 and 404,247.96 is: 606,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,083.40 : 1,820,697.48 = 404,247.96 : x
  2. Step 2: Convert to fraction form
    1,214,083.40/1,820,697.48 = 404,247.96/x
  3. Step 3: Cross multiply
    1,214,083.40x = 1,820,697.48 × 404,247.96
  4. Step 4: Simplify right side
    1,214,083.40x = 736,013,242,067.14
  5. Step 5: Solve for x
    x = 736,013,242,067.14/1,214,083.40
  6. Step 6: Final answer
    x = 606,229.56

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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.