Home / 2,628,507.20-3,937,231.20-2,186,139.20

Finding the Fourth Proportional to 2,628,507.20, 3,937,231.20 and 2,186,139.20

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Solution

The fourth proportional to 2,628,507.20, 3,937,231.20 and 2,186,139.20 is: 3,274,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,507.20 : 3,937,231.20 = 2,186,139.20 : x
  2. Step 2: Convert to fraction form
    2,628,507.20/3,937,231.20 = 2,186,139.20/x
  3. Step 3: Cross multiply
    2,628,507.20x = 3,937,231.20 × 2,186,139.20
  4. Step 4: Simplify right side
    2,628,507.20x = 8,607,335,465,783.04
  5. Step 5: Solve for x
    x = 8,607,335,465,783.04/2,628,507.20
  6. Step 6: Final answer
    x = 3,274,609.81

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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.