Home / 3,834,747.44-5,292,062.20-2,115,978.67

Finding the Fourth Proportional to 3,834,747.44, 5,292,062.20 and 2,115,978.67

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Solution

The fourth proportional to 3,834,747.44, 5,292,062.20 and 2,115,978.67 is: 2,920,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,747.44 : 5,292,062.20 = 2,115,978.67 : x
  2. Step 2: Convert to fraction form
    3,834,747.44/5,292,062.20 = 2,115,978.67/x
  3. Step 3: Cross multiply
    3,834,747.44x = 5,292,062.20 × 2,115,978.67
  4. Step 4: Simplify right side
    3,834,747.44x = 11,197,890,735,513.27
  5. Step 5: Solve for x
    x = 11,197,890,735,513.27/3,834,747.44
  6. Step 6: Final answer
    x = 2,920,111.67

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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.