Home / 1,132,221.75-1,562,469.75-615,975.49

Finding the Fourth Proportional to 1,132,221.75, 1,562,469.75 and 615,975.49

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Solution

The fourth proportional to 1,132,221.75, 1,562,469.75 and 615,975.49 is: 850,048.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,221.75 : 1,562,469.75 = 615,975.49 : x
  2. Step 2: Convert to fraction form
    1,132,221.75/1,562,469.75 = 615,975.49/x
  3. Step 3: Cross multiply
    1,132,221.75x = 1,562,469.75 × 615,975.49
  4. Step 4: Simplify right side
    1,132,221.75x = 962,443,063,030.62
  5. Step 5: Solve for x
    x = 962,443,063,030.62/1,132,221.75
  6. Step 6: Final answer
    x = 850,048.20

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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.