Home / 1,014,163.12-1,399,491.82-555,189.73

Finding the Fourth Proportional to 1,014,163.12, 1,399,491.82 and 555,189.73

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Solution

The fourth proportional to 1,014,163.12, 1,399,491.82 and 555,189.73 is: 766,132.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,163.12 : 1,399,491.82 = 555,189.73 : x
  2. Step 2: Convert to fraction form
    1,014,163.12/1,399,491.82 = 555,189.73/x
  3. Step 3: Cross multiply
    1,014,163.12x = 1,399,491.82 × 555,189.73
  4. Step 4: Simplify right side
    1,014,163.12x = 776,983,485,683.01
  5. Step 5: Solve for x
    x = 776,983,485,683.01/1,014,163.12
  6. Step 6: Final answer
    x = 766,132.66

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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.