Home / 1,093,670.35-1,640,505.53-613,405.15

Finding the Fourth Proportional to 1,093,670.35, 1,640,505.53 and 613,405.15

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Solution

The fourth proportional to 1,093,670.35, 1,640,505.53 and 613,405.15 is: 920,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,670.35 : 1,640,505.53 = 613,405.15 : x
  2. Step 2: Convert to fraction form
    1,093,670.35/1,640,505.53 = 613,405.15/x
  3. Step 3: Cross multiply
    1,093,670.35x = 1,640,505.53 × 613,405.15
  4. Step 4: Simplify right side
    1,093,670.35x = 1,006,294,537,638.45
  5. Step 5: Solve for x
    x = 1,006,294,537,638.45/1,093,670.35
  6. Step 6: Final answer
    x = 920,107.73

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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.