Home / 1,103,058.54-1,522,221.48-619,623.90

Finding the Fourth Proportional to 1,103,058.54, 1,522,221.48 and 619,623.90

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Solution

The fourth proportional to 1,103,058.54, 1,522,221.48 and 619,623.90 is: 855,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,058.54 : 1,522,221.48 = 619,623.90 : x
  2. Step 2: Convert to fraction form
    1,103,058.54/1,522,221.48 = 619,623.90/x
  3. Step 3: Cross multiply
    1,103,058.54x = 1,522,221.48 × 619,623.90
  4. Step 4: Simplify right side
    1,103,058.54x = 943,204,810,101.37
  5. Step 5: Solve for x
    x = 943,204,810,101.37/1,103,058.54
  6. Step 6: Final answer
    x = 855,081.37

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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.