Home / 1,122,377.37-1,683,814.83-323,596.59

Finding the Fourth Proportional to 1,122,377.37, 1,683,814.83 and 323,596.59

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Solution

The fourth proportional to 1,122,377.37, 1,683,814.83 and 323,596.59 is: 485,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,377.37 : 1,683,814.83 = 323,596.59 : x
  2. Step 2: Convert to fraction form
    1,122,377.37/1,683,814.83 = 323,596.59/x
  3. Step 3: Cross multiply
    1,122,377.37x = 1,683,814.83 × 323,596.59
  4. Step 4: Simplify right side
    1,122,377.37x = 544,876,737,179.43
  5. Step 5: Solve for x
    x = 544,876,737,179.43/1,122,377.37
  6. Step 6: Final answer
    x = 485,466.61

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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.