Home / 2,530,359.90-3,791,340.81-1,780,831.26

Finding the Fourth Proportional to 2,530,359.90, 3,791,340.81 and 1,780,831.26

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Solution

The fourth proportional to 2,530,359.90, 3,791,340.81 and 1,780,831.26 is: 2,668,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530,359.90 : 3,791,340.81 = 1,780,831.26 : x
  2. Step 2: Convert to fraction form
    2,530,359.90/3,791,340.81 = 1,780,831.26/x
  3. Step 3: Cross multiply
    2,530,359.90x = 3,791,340.81 × 1,780,831.26
  4. Step 4: Simplify right side
    2,530,359.90x = 6,751,738,231,761.72
  5. Step 5: Solve for x
    x = 6,751,738,231,761.72/2,530,359.90
  6. Step 6: Final answer
    x = 2,668,291.67

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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.