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Finding the Fourth Proportional to 2,694,975.60, 4,044,018.60 and 1,012,249.20

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Solution

The fourth proportional to 2,694,975.60, 4,044,018.60 and 1,012,249.20 is: 1,518,957.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,975.60 : 4,044,018.60 = 1,012,249.20 : x
  2. Step 2: Convert to fraction form
    2,694,975.60/4,044,018.60 = 1,012,249.20/x
  3. Step 3: Cross multiply
    2,694,975.60x = 4,044,018.60 × 1,012,249.20
  4. Step 4: Simplify right side
    2,694,975.60x = 4,093,554,592,635.12
  5. Step 5: Solve for x
    x = 4,093,554,592,635.12/2,694,975.60
  6. Step 6: Final answer
    x = 1,518,957.94

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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.