Home / 2,608,466.60-3,914,643.90-1,345,644.20

Finding the Fourth Proportional to 2,608,466.60, 3,914,643.90 and 1,345,644.20

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Solution

The fourth proportional to 2,608,466.60, 3,914,643.90 and 1,345,644.20 is: 2,019,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,466.60 : 3,914,643.90 = 1,345,644.20 : x
  2. Step 2: Convert to fraction form
    2,608,466.60/3,914,643.90 = 1,345,644.20/x
  3. Step 3: Cross multiply
    2,608,466.60x = 3,914,643.90 × 1,345,644.20
  4. Step 4: Simplify right side
    2,608,466.60x = 5,267,717,859,100.38
  5. Step 5: Solve for x
    x = 5,267,717,859,100.38/2,608,466.60
  6. Step 6: Final answer
    x = 2,019,469.16

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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.