Home / 3,456,035.92-4,769,332.56-1,928,143.48

Finding the Fourth Proportional to 3,456,035.92, 4,769,332.56 and 1,928,143.48

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Solution

The fourth proportional to 3,456,035.92, 4,769,332.56 and 1,928,143.48 is: 2,660,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,035.92 : 4,769,332.56 = 1,928,143.48 : x
  2. Step 2: Convert to fraction form
    3,456,035.92/4,769,332.56 = 1,928,143.48/x
  3. Step 3: Cross multiply
    3,456,035.92x = 4,769,332.56 × 1,928,143.48
  4. Step 4: Simplify right side
    3,456,035.92x = 9,195,957,479,515.71
  5. Step 5: Solve for x
    x = 9,195,957,479,515.71/3,456,035.92
  6. Step 6: Final answer
    x = 2,660,839.67

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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.