Home / 3,519,544.80-5,285,732.40-3,078,645.60

Finding the Fourth Proportional to 3,519,544.80, 5,285,732.40 and 3,078,645.60

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Solution

The fourth proportional to 3,519,544.80, 5,285,732.40 and 3,078,645.60 is: 4,623,579.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,544.80 : 5,285,732.40 = 3,078,645.60 : x
  2. Step 2: Convert to fraction form
    3,519,544.80/5,285,732.40 = 3,078,645.60/x
  3. Step 3: Cross multiply
    3,519,544.80x = 5,285,732.40 × 3,078,645.60
  4. Step 4: Simplify right side
    3,519,544.80x = 16,272,896,796,037.44
  5. Step 5: Solve for x
    x = 16,272,896,796,037.44/3,519,544.80
  6. Step 6: Final answer
    x = 4,623,579.96

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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.