Home / 1,093,505.10-1,640,257.65-916,358.10

Finding the Fourth Proportional to 1,093,505.10, 1,640,257.65 and 916,358.10

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Solution

The fourth proportional to 1,093,505.10, 1,640,257.65 and 916,358.10 is: 1,374,537.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,505.10 : 1,640,257.65 = 916,358.10 : x
  2. Step 2: Convert to fraction form
    1,093,505.10/1,640,257.65 = 916,358.10/x
  3. Step 3: Cross multiply
    1,093,505.10x = 1,640,257.65 × 916,358.10
  4. Step 4: Simplify right side
    1,093,505.10x = 1,503,063,383,664.47
  5. Step 5: Solve for x
    x = 1,503,063,383,664.47/1,093,505.10
  6. Step 6: Final answer
    x = 1,374,537.15

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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.