Home / 1,972,752.41-2,722,190.49-1,145,664.56

Finding the Fourth Proportional to 1,972,752.41, 2,722,190.49 and 1,145,664.56

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Solution

The fourth proportional to 1,972,752.41, 2,722,190.49 and 1,145,664.56 is: 1,580,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,752.41 : 2,722,190.49 = 1,145,664.56 : x
  2. Step 2: Convert to fraction form
    1,972,752.41/2,722,190.49 = 1,145,664.56/x
  3. Step 3: Cross multiply
    1,972,752.41x = 2,722,190.49 × 1,145,664.56
  4. Step 4: Simplify right side
    1,972,752.41x = 3,118,717,156,351.08
  5. Step 5: Solve for x
    x = 3,118,717,156,351.08/1,972,752.41
  6. Step 6: Final answer
    x = 1,580,896.39

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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.