Home / 3,694,428-5,099,160.66-2,167,027.20

Finding the Fourth Proportional to 3,694,428, 5,099,160.66 and 2,167,027.20

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Solution

The fourth proportional to 3,694,428, 5,099,160.66 and 2,167,027.20 is: 2,990,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694,428 : 5,099,160.66 = 2,167,027.20 : x
  2. Step 2: Convert to fraction form
    3,694,428/5,099,160.66 = 2,167,027.20/x
  3. Step 3: Cross multiply
    3,694,428x = 5,099,160.66 × 2,167,027.20
  4. Step 4: Simplify right side
    3,694,428x = 11,050,019,847,389.95
  5. Step 5: Solve for x
    x = 11,050,019,847,389.95/3,694,428
  6. Step 6: Final answer
    x = 2,990,996.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.