Home / 3,205,139.82-4,422,924.96-1,754,557.56

Finding the Fourth Proportional to 3,205,139.82, 4,422,924.96 and 1,754,557.56

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Solution

The fourth proportional to 3,205,139.82, 4,422,924.96 and 1,754,557.56 is: 2,421,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,139.82 : 4,422,924.96 = 1,754,557.56 : x
  2. Step 2: Convert to fraction form
    3,205,139.82/4,422,924.96 = 1,754,557.56/x
  3. Step 3: Cross multiply
    3,205,139.82x = 4,422,924.96 × 1,754,557.56
  4. Step 4: Simplify right side
    3,205,139.82x = 7,760,276,425,880.70
  5. Step 5: Solve for x
    x = 7,760,276,425,880.70/3,205,139.82
  6. Step 6: Final answer
    x = 2,421,197.47

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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.