Home / 1,618,067.61-2,233,147.73-973,845.45

Finding the Fourth Proportional to 1,618,067.61, 2,233,147.73 and 973,845.45

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Solution

The fourth proportional to 1,618,067.61, 2,233,147.73 and 973,845.45 is: 1,344,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,067.61 : 2,233,147.73 = 973,845.45 : x
  2. Step 2: Convert to fraction form
    1,618,067.61/2,233,147.73 = 973,845.45/x
  3. Step 3: Cross multiply
    1,618,067.61x = 2,233,147.73 × 973,845.45
  4. Step 4: Simplify right side
    1,618,067.61x = 2,174,740,751,169.10
  5. Step 5: Solve for x
    x = 2,174,740,751,169.10/1,618,067.61
  6. Step 6: Final answer
    x = 1,344,035.77

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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.