Home / 2,090,766.40-3,136,149.60-1,293,604.90

Finding the Fourth Proportional to 2,090,766.40, 3,136,149.60 and 1,293,604.90

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Solution

The fourth proportional to 2,090,766.40, 3,136,149.60 and 1,293,604.90 is: 1,940,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,766.40 : 3,136,149.60 = 1,293,604.90 : x
  2. Step 2: Convert to fraction form
    2,090,766.40/3,136,149.60 = 1,293,604.90/x
  3. Step 3: Cross multiply
    2,090,766.40x = 3,136,149.60 × 1,293,604.90
  4. Step 4: Simplify right side
    2,090,766.40x = 4,056,938,489,693.04
  5. Step 5: Solve for x
    x = 4,056,938,489,693.04/2,090,766.40
  6. Step 6: Final answer
    x = 1,940,407.35

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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.