Home / 1,084,240.80-1,627,916.40-847,850.40

Finding the Fourth Proportional to 1,084,240.80, 1,627,916.40 and 847,850.40

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Solution

The fourth proportional to 1,084,240.80, 1,627,916.40 and 847,850.40 is: 1,272,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,240.80 : 1,627,916.40 = 847,850.40 : x
  2. Step 2: Convert to fraction form
    1,084,240.80/1,627,916.40 = 847,850.40/x
  3. Step 3: Cross multiply
    1,084,240.80x = 1,627,916.40 × 847,850.40
  4. Step 4: Simplify right side
    1,084,240.80x = 1,380,229,570,906.56
  5. Step 5: Solve for x
    x = 1,380,229,570,906.56/1,084,240.80
  6. Step 6: Final answer
    x = 1,272,991.73

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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.