Home / 3,853,707.21-5,318,042.73-2,134,841.85

Finding the Fourth Proportional to 3,853,707.21, 5,318,042.73 and 2,134,841.85

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Solution

The fourth proportional to 3,853,707.21, 5,318,042.73 and 2,134,841.85 is: 2,946,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,707.21 : 5,318,042.73 = 2,134,841.85 : x
  2. Step 2: Convert to fraction form
    3,853,707.21/5,318,042.73 = 2,134,841.85/x
  3. Step 3: Cross multiply
    3,853,707.21x = 5,318,042.73 × 2,134,841.85
  4. Step 4: Simplify right side
    3,853,707.21x = 11,353,180,180,092.25
  5. Step 5: Solve for x
    x = 11,353,180,180,092.25/3,853,707.21
  6. Step 6: Final answer
    x = 2,946,041.19

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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.