Home / 3,113,469.86-4,296,664.51-1,736,803.78

Finding the Fourth Proportional to 3,113,469.86, 4,296,664.51 and 1,736,803.78

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Solution

The fourth proportional to 3,113,469.86, 4,296,664.51 and 1,736,803.78 is: 2,396,831.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,469.86 : 4,296,664.51 = 1,736,803.78 : x
  2. Step 2: Convert to fraction form
    3,113,469.86/4,296,664.51 = 1,736,803.78/x
  3. Step 3: Cross multiply
    3,113,469.86x = 4,296,664.51 × 1,736,803.78
  4. Step 4: Simplify right side
    3,113,469.86x = 7,462,463,162,359.85
  5. Step 5: Solve for x
    x = 7,462,463,162,359.85/3,113,469.86
  6. Step 6: Final answer
    x = 2,396,831.67

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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.