Home / 2,311,933.60-3,190,566-1,429,078.96

Finding the Fourth Proportional to 2,311,933.60, 3,190,566 and 1,429,078.96

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Solution

The fourth proportional to 2,311,933.60, 3,190,566 and 1,429,078.96 is: 1,972,189.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311,933.60 : 3,190,566 = 1,429,078.96 : x
  2. Step 2: Convert to fraction form
    2,311,933.60/3,190,566 = 1,429,078.96/x
  3. Step 3: Cross multiply
    2,311,933.60x = 3,190,566 × 1,429,078.96
  4. Step 4: Simplify right side
    2,311,933.60x = 4,559,570,741,091.36
  5. Step 5: Solve for x
    x = 4,559,570,741,091.36/2,311,933.60
  6. Step 6: Final answer
    x = 1,972,189.31

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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.