Home / 3,827,842.72-5,282,420.06-2,108,963.23

Finding the Fourth Proportional to 3,827,842.72, 5,282,420.06 and 2,108,963.23

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Solution

The fourth proportional to 3,827,842.72, 5,282,420.06 and 2,108,963.23 is: 2,910,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,842.72 : 5,282,420.06 = 2,108,963.23 : x
  2. Step 2: Convert to fraction form
    3,827,842.72/5,282,420.06 = 2,108,963.23/x
  3. Step 3: Cross multiply
    3,827,842.72x = 5,282,420.06 × 2,108,963.23
  4. Step 4: Simplify right side
    3,827,842.72x = 11,140,429,693,734.36
  5. Step 5: Solve for x
    x = 11,140,429,693,734.36/3,827,842.72
  6. Step 6: Final answer
    x = 2,910,367.67

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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.