Home / 1,328,179.88-1,992,269.82-732,924.44

Finding the Fourth Proportional to 1,328,179.88, 1,992,269.82 and 732,924.44

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Solution

The fourth proportional to 1,328,179.88, 1,992,269.82 and 732,924.44 is: 1,099,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,179.88 : 1,992,269.82 = 732,924.44 : x
  2. Step 2: Convert to fraction form
    1,328,179.88/1,992,269.82 = 732,924.44/x
  3. Step 3: Cross multiply
    1,328,179.88x = 1,992,269.82 × 732,924.44
  4. Step 4: Simplify right side
    1,328,179.88x = 1,460,183,242,152.40
  5. Step 5: Solve for x
    x = 1,460,183,242,152.40/1,328,179.88
  6. Step 6: Final answer
    x = 1,099,386.66

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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.