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Finding the Fourth Proportional to 2,693,261.90, 4,039,892.85 and 2,693,261.90

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Solution

The fourth proportional to 2,693,261.90, 4,039,892.85 and 2,693,261.90 is: 4,039,892.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693,261.90 : 4,039,892.85 = 2,693,261.90 : x
  2. Step 2: Convert to fraction form
    2,693,261.90/4,039,892.85 = 2,693,261.90/x
  3. Step 3: Cross multiply
    2,693,261.90x = 4,039,892.85 × 2,693,261.90
  4. Step 4: Simplify right side
    2,693,261.90x = 10,880,489,492,987.41
  5. Step 5: Solve for x
    x = 10,880,489,492,987.41/2,693,261.90
  6. Step 6: Final answer
    x = 4,039,892.85

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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.