Home / 1,516,245.51-2,092,410.48-827,912.48

Finding the Fourth Proportional to 1,516,245.51, 2,092,410.48 and 827,912.48

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Solution

The fourth proportional to 1,516,245.51, 2,092,410.48 and 827,912.48 is: 1,142,514.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,245.51 : 2,092,410.48 = 827,912.48 : x
  2. Step 2: Convert to fraction form
    1,516,245.51/2,092,410.48 = 827,912.48/x
  3. Step 3: Cross multiply
    1,516,245.51x = 2,092,410.48 × 827,912.48
  4. Step 4: Simplify right side
    1,516,245.51x = 1,732,332,755,315.12
  5. Step 5: Solve for x
    x = 1,732,332,755,315.12/1,516,245.51
  6. Step 6: Final answer
    x = 1,142,514.68

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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.