Home / 2,167,642.96-2,991,308.14-1,200,770.26

Finding the Fourth Proportional to 2,167,642.96, 2,991,308.14 and 1,200,770.26

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Solution

The fourth proportional to 2,167,642.96, 2,991,308.14 and 1,200,770.26 is: 1,657,041.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,642.96 : 2,991,308.14 = 1,200,770.26 : x
  2. Step 2: Convert to fraction form
    2,167,642.96/2,991,308.14 = 1,200,770.26/x
  3. Step 3: Cross multiply
    2,167,642.96x = 2,991,308.14 × 1,200,770.26
  4. Step 4: Simplify right side
    2,167,642.96x = 3,591,873,853,007.92
  5. Step 5: Solve for x
    x = 3,591,873,853,007.92/2,167,642.96
  6. Step 6: Final answer
    x = 1,657,041.27

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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.