Home / 1,103,129.42-1,653,163.22-502,622.96

Finding the Fourth Proportional to 1,103,129.42, 1,653,163.22 and 502,622.96

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Solution

The fourth proportional to 1,103,129.42, 1,653,163.22 and 502,622.96 is: 753,236.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,129.42 : 1,653,163.22 = 502,622.96 : x
  2. Step 2: Convert to fraction form
    1,103,129.42/1,653,163.22 = 502,622.96/x
  3. Step 3: Cross multiply
    1,103,129.42x = 1,653,163.22 × 502,622.96
  4. Step 4: Simplify right side
    1,103,129.42x = 830,917,790,999.53
  5. Step 5: Solve for x
    x = 830,917,790,999.53/1,103,129.42
  6. Step 6: Final answer
    x = 753,236.91

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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.