Home / 1,132,425.45-1,562,811.79-649,071.12

Finding the Fourth Proportional to 1,132,425.45, 1,562,811.79 and 649,071.12

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Solution

The fourth proportional to 1,132,425.45, 1,562,811.79 and 649,071.12 is: 895,755.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,425.45 : 1,562,811.79 = 649,071.12 : x
  2. Step 2: Convert to fraction form
    1,132,425.45/1,562,811.79 = 649,071.12/x
  3. Step 3: Cross multiply
    1,132,425.45x = 1,562,811.79 × 649,071.12
  4. Step 4: Simplify right side
    1,132,425.45x = 1,014,375,998,884.50
  5. Step 5: Solve for x
    x = 1,014,375,998,884.50/1,132,425.45
  6. Step 6: Final answer
    x = 895,755.21

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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.