Home / 2,589,437.26-3,573,636.24-1,428,110.71

Finding the Fourth Proportional to 2,589,437.26, 3,573,636.24 and 1,428,110.71

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Solution

The fourth proportional to 2,589,437.26, 3,573,636.24 and 1,428,110.71 is: 1,970,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,437.26 : 3,573,636.24 = 1,428,110.71 : x
  2. Step 2: Convert to fraction form
    2,589,437.26/3,573,636.24 = 1,428,110.71/x
  3. Step 3: Cross multiply
    2,589,437.26x = 3,573,636.24 × 1,428,110.71
  4. Step 4: Simplify right side
    2,589,437.26x = 5,103,548,171,913.49
  5. Step 5: Solve for x
    x = 5,103,548,171,913.49/2,589,437.26
  6. Step 6: Final answer
    x = 1,970,910.15

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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.