Home / 1,185,163.02-1,633,980.87-755,286.30

Finding the Fourth Proportional to 1,185,163.02, 1,633,980.87 and 755,286.30

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Solution

The fourth proportional to 1,185,163.02, 1,633,980.87 and 755,286.30 is: 1,041,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,163.02 : 1,633,980.87 = 755,286.30 : x
  2. Step 2: Convert to fraction form
    1,185,163.02/1,633,980.87 = 755,286.30/x
  3. Step 3: Cross multiply
    1,185,163.02x = 1,633,980.87 × 755,286.30
  4. Step 4: Simplify right side
    1,185,163.02x = 1,234,123,365,573.08
  5. Step 5: Solve for x
    x = 1,234,123,365,573.08/1,185,163.02
  6. Step 6: Final answer
    x = 1,041,311.06

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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.