Home / 3,404,984.60-5,105,144.10-1,608,728.60

Finding the Fourth Proportional to 3,404,984.60, 5,105,144.10 and 1,608,728.60

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Solution

The fourth proportional to 3,404,984.60, 5,105,144.10 and 1,608,728.60 is: 2,411,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,984.60 : 5,105,144.10 = 1,608,728.60 : x
  2. Step 2: Convert to fraction form
    3,404,984.60/5,105,144.10 = 1,608,728.60/x
  3. Step 3: Cross multiply
    3,404,984.60x = 5,105,144.10 × 1,608,728.60
  4. Step 4: Simplify right side
    3,404,984.60x = 8,212,791,320,791.26
  5. Step 5: Solve for x
    x = 8,212,791,320,791.26/3,404,984.60
  6. Step 6: Final answer
    x = 2,411,990.74

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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.