Home / 2,189,089.60-3,283,634.40-1,244,305.60

Finding the Fourth Proportional to 2,189,089.60, 3,283,634.40 and 1,244,305.60

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Solution

The fourth proportional to 2,189,089.60, 3,283,634.40 and 1,244,305.60 is: 1,866,458.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,089.60 : 3,283,634.40 = 1,244,305.60 : x
  2. Step 2: Convert to fraction form
    2,189,089.60/3,283,634.40 = 1,244,305.60/x
  3. Step 3: Cross multiply
    2,189,089.60x = 3,283,634.40 × 1,244,305.60
  4. Step 4: Simplify right side
    2,189,089.60x = 4,085,844,672,272.64
  5. Step 5: Solve for x
    x = 4,085,844,672,272.64/2,189,089.60
  6. Step 6: Final answer
    x = 1,866,458.40

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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.