Home / 2,167,646.76-2,991,313.30-1,200,774.04

Finding the Fourth Proportional to 2,167,646.76, 2,991,313.30 and 1,200,774.04

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Solution

The fourth proportional to 2,167,646.76, 2,991,313.30 and 1,200,774.04 is: 1,657,046.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,646.76 : 2,991,313.30 = 1,200,774.04 : x
  2. Step 2: Convert to fraction form
    2,167,646.76/2,991,313.30 = 1,200,774.04/x
  3. Step 3: Cross multiply
    2,167,646.76x = 2,991,313.30 × 1,200,774.04
  4. Step 4: Simplify right side
    2,167,646.76x = 3,591,891,356,146.73
  5. Step 5: Solve for x
    x = 3,591,891,356,146.73/2,167,646.76
  6. Step 6: Final answer
    x = 1,657,046.44

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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.