Home / 1,945,125.54-2,917,828.42-747,047.86

Finding the Fourth Proportional to 1,945,125.54, 2,917,828.42 and 747,047.86

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Solution

The fourth proportional to 1,945,125.54, 2,917,828.42 and 747,047.86 is: 1,120,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,125.54 : 2,917,828.42 = 747,047.86 : x
  2. Step 2: Convert to fraction form
    1,945,125.54/2,917,828.42 = 747,047.86/x
  3. Step 3: Cross multiply
    1,945,125.54x = 2,917,828.42 × 747,047.86
  4. Step 4: Simplify right side
    1,945,125.54x = 2,179,757,467,845.99
  5. Step 5: Solve for x
    x = 2,179,757,467,845.99/1,945,125.54
  6. Step 6: Final answer
    x = 1,120,625.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.