Home / 1,747,783.52-2,619,238.08-1,320,968.96

Finding the Fourth Proportional to 1,747,783.52, 2,619,238.08 and 1,320,968.96

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Solution

The fourth proportional to 1,747,783.52, 2,619,238.08 and 1,320,968.96 is: 1,979,611.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,783.52 : 2,619,238.08 = 1,320,968.96 : x
  2. Step 2: Convert to fraction form
    1,747,783.52/2,619,238.08 = 1,320,968.96/x
  3. Step 3: Cross multiply
    1,747,783.52x = 2,619,238.08 × 1,320,968.96
  4. Step 4: Simplify right side
    1,747,783.52x = 3,459,932,202,530.00
  5. Step 5: Solve for x
    x = 3,459,932,202,530.00/1,747,783.52
  6. Step 6: Final answer
    x = 1,979,611.41

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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.