Home / 3,085,777.36-4,629,405.06-1,287,660.58

Finding the Fourth Proportional to 3,085,777.36, 4,629,405.06 and 1,287,660.58

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Solution

The fourth proportional to 3,085,777.36, 4,629,405.06 and 1,287,660.58 is: 1,931,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,777.36 : 4,629,405.06 = 1,287,660.58 : x
  2. Step 2: Convert to fraction form
    3,085,777.36/4,629,405.06 = 1,287,660.58/x
  3. Step 3: Cross multiply
    3,085,777.36x = 4,629,405.06 × 1,287,660.58
  4. Step 4: Simplify right side
    3,085,777.36x = 5,961,102,404,614.53
  5. Step 5: Solve for x
    x = 5,961,102,404,614.53/3,085,777.36
  6. Step 6: Final answer
    x = 1,931,799.25

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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.