Home / 2,142,770.85-2,957,060.39-1,175,991.03

Finding the Fourth Proportional to 2,142,770.85, 2,957,060.39 and 1,175,991.03

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Solution

The fourth proportional to 2,142,770.85, 2,957,060.39 and 1,175,991.03 is: 1,622,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,770.85 : 2,957,060.39 = 1,175,991.03 : x
  2. Step 2: Convert to fraction form
    2,142,770.85/2,957,060.39 = 1,175,991.03/x
  3. Step 3: Cross multiply
    2,142,770.85x = 2,957,060.39 × 1,175,991.03
  4. Step 4: Simplify right side
    2,142,770.85x = 3,477,476,487,928.35
  5. Step 5: Solve for x
    x = 3,477,476,487,928.35/2,142,770.85
  6. Step 6: Final answer
    x = 1,622,887.71

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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.