Home / 1,036,629.72-1,430,572.66-577,791.48

Finding the Fourth Proportional to 1,036,629.72, 1,430,572.66 and 577,791.48

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Solution

The fourth proportional to 1,036,629.72, 1,430,572.66 and 577,791.48 is: 797,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,629.72 : 1,430,572.66 = 577,791.48 : x
  2. Step 2: Convert to fraction form
    1,036,629.72/1,430,572.66 = 577,791.48/x
  3. Step 3: Cross multiply
    1,036,629.72x = 1,430,572.66 × 577,791.48
  4. Step 4: Simplify right side
    1,036,629.72x = 826,572,694,468.94
  5. Step 5: Solve for x
    x = 826,572,694,468.94/1,036,629.72
  6. Step 6: Final answer
    x = 797,365.42

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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.