Home / 2,219,289.36-3,062,618.28-1,252,622.40

Finding the Fourth Proportional to 2,219,289.36, 3,062,618.28 and 1,252,622.40

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Solution

The fourth proportional to 2,219,289.36, 3,062,618.28 and 1,252,622.40 is: 1,728,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,289.36 : 3,062,618.28 = 1,252,622.40 : x
  2. Step 2: Convert to fraction form
    2,219,289.36/3,062,618.28 = 1,252,622.40/x
  3. Step 3: Cross multiply
    2,219,289.36x = 3,062,618.28 × 1,252,622.40
  4. Step 4: Simplify right side
    2,219,289.36x = 3,836,304,260,177.47
  5. Step 5: Solve for x
    x = 3,836,304,260,177.47/2,219,289.36
  6. Step 6: Final answer
    x = 1,728,618.33

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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.