Home / 2,622,821.31-3,619,489.23-1,476,909.86

Finding the Fourth Proportional to 2,622,821.31, 3,619,489.23 and 1,476,909.86

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Solution

The fourth proportional to 2,622,821.31, 3,619,489.23 and 1,476,909.86 is: 2,038,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,821.31 : 3,619,489.23 = 1,476,909.86 : x
  2. Step 2: Convert to fraction form
    2,622,821.31/3,619,489.23 = 1,476,909.86/x
  3. Step 3: Cross multiply
    2,622,821.31x = 3,619,489.23 × 1,476,909.86
  4. Step 4: Simplify right side
    2,622,821.31x = 5,345,659,313,853.36
  5. Step 5: Solve for x
    x = 5,345,659,313,853.36/2,622,821.31
  6. Step 6: Final answer
    x = 2,038,133.25

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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.