Home / 3,250,874.16-4,872,072-1,811,497.20

Finding the Fourth Proportional to 3,250,874.16, 4,872,072 and 1,811,497.20

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Solution

The fourth proportional to 3,250,874.16, 4,872,072 and 1,811,497.20 is: 2,714,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,874.16 : 4,872,072 = 1,811,497.20 : x
  2. Step 2: Convert to fraction form
    3,250,874.16/4,872,072 = 1,811,497.20/x
  3. Step 3: Cross multiply
    3,250,874.16x = 4,872,072 × 1,811,497.20
  4. Step 4: Simplify right side
    3,250,874.16x = 8,825,744,786,198.40
  5. Step 5: Solve for x
    x = 8,825,744,786,198.40/3,250,874.16
  6. Step 6: Final answer
    x = 2,714,883.55

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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.