Home / 1,979,627.63-2,731,893.41-1,074,209.63

Finding the Fourth Proportional to 1,979,627.63, 2,731,893.41 and 1,074,209.63

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Solution

The fourth proportional to 1,979,627.63, 2,731,893.41 and 1,074,209.63 is: 1,482,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,627.63 : 2,731,893.41 = 1,074,209.63 : x
  2. Step 2: Convert to fraction form
    1,979,627.63/2,731,893.41 = 1,074,209.63/x
  3. Step 3: Cross multiply
    1,979,627.63x = 2,731,893.41 × 1,074,209.63
  4. Step 4: Simplify right side
    1,979,627.63x = 2,934,626,198,181.60
  5. Step 5: Solve for x
    x = 2,934,626,198,181.60/1,979,627.63
  6. Step 6: Final answer
    x = 1,482,413.24

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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.