Home / 3,776,206.40-5,217,793.44-3,018,512.96

Finding the Fourth Proportional to 3,776,206.40, 5,217,793.44 and 3,018,512.96

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Solution

The fourth proportional to 3,776,206.40, 5,217,793.44 and 3,018,512.96 is: 4,170,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,206.40 : 5,217,793.44 = 3,018,512.96 : x
  2. Step 2: Convert to fraction form
    3,776,206.40/5,217,793.44 = 3,018,512.96/x
  3. Step 3: Cross multiply
    3,776,206.40x = 5,217,793.44 × 3,018,512.96
  4. Step 4: Simplify right side
    3,776,206.40x = 15,749,977,121,242.98
  5. Step 5: Solve for x
    x = 15,749,977,121,242.98/3,776,206.40
  6. Step 6: Final answer
    x = 4,170,846.47

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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.