Home / 3,118,385.25-4,677,578.06-754,481.25

Finding the Fourth Proportional to 3,118,385.25, 4,677,578.06 and 754,481.25

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Solution

The fourth proportional to 3,118,385.25, 4,677,578.06 and 754,481.25 is: 1,131,721.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,385.25 : 4,677,578.06 = 754,481.25 : x
  2. Step 2: Convert to fraction form
    3,118,385.25/4,677,578.06 = 754,481.25/x
  3. Step 3: Cross multiply
    3,118,385.25x = 4,677,578.06 × 754,481.25
  4. Step 4: Simplify right side
    3,118,385.25x = 3,529,144,937,908.97
  5. Step 5: Solve for x
    x = 3,529,144,937,908.97/3,118,385.25
  6. Step 6: Final answer
    x = 1,131,721.92

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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.