Home / 2,170,831.30-3,256,402.43-573,378.46

Finding the Fourth Proportional to 2,170,831.30, 3,256,402.43 and 573,378.46

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Solution

The fourth proportional to 2,170,831.30, 3,256,402.43 and 573,378.46 is: 860,108.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,831.30 : 3,256,402.43 = 573,378.46 : x
  2. Step 2: Convert to fraction form
    2,170,831.30/3,256,402.43 = 573,378.46/x
  3. Step 3: Cross multiply
    2,170,831.30x = 3,256,402.43 × 573,378.46
  4. Step 4: Simplify right side
    2,170,831.30x = 1,867,151,010,453.66
  5. Step 5: Solve for x
    x = 1,867,151,010,453.66/2,170,831.30
  6. Step 6: Final answer
    x = 860,108.76

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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.