Home / 3,529,681.80-5,295,905.10-1,286,046.60

Finding the Fourth Proportional to 3,529,681.80, 5,295,905.10 and 1,286,046.60

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Solution

The fourth proportional to 3,529,681.80, 5,295,905.10 and 1,286,046.60 is: 1,929,573.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,681.80 : 5,295,905.10 = 1,286,046.60 : x
  2. Step 2: Convert to fraction form
    3,529,681.80/5,295,905.10 = 1,286,046.60/x
  3. Step 3: Cross multiply
    3,529,681.80x = 5,295,905.10 × 1,286,046.60
  4. Step 4: Simplify right side
    3,529,681.80x = 6,810,780,747,777.66
  5. Step 5: Solve for x
    x = 6,810,780,747,777.66/3,529,681.80
  6. Step 6: Final answer
    x = 1,929,573.58

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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.