Home / 2,227,652.72-3,074,163.72-1,209,057.60

Finding the Fourth Proportional to 2,227,652.72, 3,074,163.72 and 1,209,057.60

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Solution

The fourth proportional to 2,227,652.72, 3,074,163.72 and 1,209,057.60 is: 1,668,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,652.72 : 3,074,163.72 = 1,209,057.60 : x
  2. Step 2: Convert to fraction form
    2,227,652.72/3,074,163.72 = 1,209,057.60/x
  3. Step 3: Cross multiply
    2,227,652.72x = 3,074,163.72 × 1,209,057.60
  4. Step 4: Simplify right side
    2,227,652.72x = 3,716,841,009,310.27
  5. Step 5: Solve for x
    x = 3,716,841,009,310.27/2,227,652.72
  6. Step 6: Final answer
    x = 1,668,501.10

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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.