Home / 1,248,467.82-1,722,893.64-732,116.61

Finding the Fourth Proportional to 1,248,467.82, 1,722,893.64 and 732,116.61

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Solution

The fourth proportional to 1,248,467.82, 1,722,893.64 and 732,116.61 is: 1,010,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,467.82 : 1,722,893.64 = 732,116.61 : x
  2. Step 2: Convert to fraction form
    1,248,467.82/1,722,893.64 = 732,116.61/x
  3. Step 3: Cross multiply
    1,248,467.82x = 1,722,893.64 × 732,116.61
  4. Step 4: Simplify right side
    1,248,467.82x = 1,261,359,051,107.36
  5. Step 5: Solve for x
    x = 1,261,359,051,107.36/1,248,467.82
  6. Step 6: Final answer
    x = 1,010,325.64

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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.