Home / 1,027,811.52-1,540,831.32-397,167.84

Finding the Fourth Proportional to 1,027,811.52, 1,540,831.32 and 397,167.84

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Solution

The fourth proportional to 1,027,811.52, 1,540,831.32 and 397,167.84 is: 595,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,811.52 : 1,540,831.32 = 397,167.84 : x
  2. Step 2: Convert to fraction form
    1,027,811.52/1,540,831.32 = 397,167.84/x
  3. Step 3: Cross multiply
    1,027,811.52x = 1,540,831.32 × 397,167.84
  4. Step 4: Simplify right side
    1,027,811.52x = 611,968,647,168.75
  5. Step 5: Solve for x
    x = 611,968,647,168.75/1,027,811.52
  6. Step 6: Final answer
    x = 595,409.41

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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.