Home / 1,857,590.11-2,561,101.25-1,203,059.73

Finding the Fourth Proportional to 1,857,590.11, 2,561,101.25 and 1,203,059.73

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Solution

The fourth proportional to 1,857,590.11, 2,561,101.25 and 1,203,059.73 is: 1,658,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,590.11 : 2,561,101.25 = 1,203,059.73 : x
  2. Step 2: Convert to fraction form
    1,857,590.11/2,561,101.25 = 1,203,059.73/x
  3. Step 3: Cross multiply
    1,857,590.11x = 2,561,101.25 × 1,203,059.73
  4. Step 4: Simplify right side
    1,857,590.11x = 3,081,157,778,327.66
  5. Step 5: Solve for x
    x = 3,081,157,778,327.66/1,857,590.11
  6. Step 6: Final answer
    x = 1,658,685.50

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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.