Home / 2,668,831.20-4,003,765.20-1,152,511.20

Finding the Fourth Proportional to 2,668,831.20, 4,003,765.20 and 1,152,511.20

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Solution

The fourth proportional to 2,668,831.20, 4,003,765.20 and 1,152,511.20 is: 1,728,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,831.20 : 4,003,765.20 = 1,152,511.20 : x
  2. Step 2: Convert to fraction form
    2,668,831.20/4,003,765.20 = 1,152,511.20/x
  3. Step 3: Cross multiply
    2,668,831.20x = 4,003,765.20 × 1,152,511.20
  4. Step 4: Simplify right side
    2,668,831.20x = 4,614,384,235,170.24
  5. Step 5: Solve for x
    x = 4,614,384,235,170.24/2,668,831.20
  6. Step 6: Final answer
    x = 1,728,990.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.