Home / 2,947,137.80-4,067,043.24-1,657,977.80

Finding the Fourth Proportional to 2,947,137.80, 4,067,043.24 and 1,657,977.80

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Solution

The fourth proportional to 2,947,137.80, 4,067,043.24 and 1,657,977.80 is: 2,288,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,137.80 : 4,067,043.24 = 1,657,977.80 : x
  2. Step 2: Convert to fraction form
    2,947,137.80/4,067,043.24 = 1,657,977.80/x
  3. Step 3: Cross multiply
    2,947,137.80x = 4,067,043.24 × 1,657,977.80
  4. Step 4: Simplify right side
    2,947,137.80x = 6,743,067,403,560.07
  5. Step 5: Solve for x
    x = 6,743,067,403,560.07/2,947,137.80
  6. Step 6: Final answer
    x = 2,288,005.47

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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.