Home / 2,219,422.28-3,330,883.62-1,139,891.13

Finding the Fourth Proportional to 2,219,422.28, 3,330,883.62 and 1,139,891.13

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Solution

The fourth proportional to 2,219,422.28, 3,330,883.62 and 1,139,891.13 is: 1,710,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,422.28 : 3,330,883.62 = 1,139,891.13 : x
  2. Step 2: Convert to fraction form
    2,219,422.28/3,330,883.62 = 1,139,891.13/x
  3. Step 3: Cross multiply
    2,219,422.28x = 3,330,883.62 × 1,139,891.13
  4. Step 4: Simplify right side
    2,219,422.28x = 3,796,844,693,500.29
  5. Step 5: Solve for x
    x = 3,796,844,693,500.29/2,219,422.28
  6. Step 6: Final answer
    x = 1,710,735.60

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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.