Home / 5,179,686.97-7,770,239.51-1,767,057.31

Finding the Fourth Proportional to 5,179,686.97, 7,770,239.51 and 1,767,057.31

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Solution

The fourth proportional to 5,179,686.97, 7,770,239.51 and 1,767,057.31 is: 2,650,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,686.97 : 7,770,239.51 = 1,767,057.31 : x
  2. Step 2: Convert to fraction form
    5,179,686.97/7,770,239.51 = 1,767,057.31/x
  3. Step 3: Cross multiply
    5,179,686.97x = 7,770,239.51 × 1,767,057.31
  4. Step 4: Simplify right side
    5,179,686.97x = 13,730,458,487,745.12
  5. Step 5: Solve for x
    x = 13,730,458,487,745.12/5,179,686.97
  6. Step 6: Final answer
    x = 2,650,827.85

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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.