Home / 1,919,550.06-2,650,177.16-1,222,224.42

Finding the Fourth Proportional to 1,919,550.06, 2,650,177.16 and 1,222,224.42

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Solution

The fourth proportional to 1,919,550.06, 2,650,177.16 and 1,222,224.42 is: 1,687,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,550.06 : 2,650,177.16 = 1,222,224.42 : x
  2. Step 2: Convert to fraction form
    1,919,550.06/2,650,177.16 = 1,222,224.42/x
  3. Step 3: Cross multiply
    1,919,550.06x = 2,650,177.16 × 1,222,224.42
  4. Step 4: Simplify right side
    1,919,550.06x = 3,239,111,242,278.25
  5. Step 5: Solve for x
    x = 3,239,111,242,278.25/1,919,550.06
  6. Step 6: Final answer
    x = 1,687,432.54

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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.