Home / 1,107,512.90-1,661,269.35-792,584.90

Finding the Fourth Proportional to 1,107,512.90, 1,661,269.35 and 792,584.90

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Solution

The fourth proportional to 1,107,512.90, 1,661,269.35 and 792,584.90 is: 1,188,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,512.90 : 1,661,269.35 = 792,584.90 : x
  2. Step 2: Convert to fraction form
    1,107,512.90/1,661,269.35 = 792,584.90/x
  3. Step 3: Cross multiply
    1,107,512.90x = 1,661,269.35 × 792,584.90
  4. Step 4: Simplify right side
    1,107,512.90x = 1,316,696,993,336.47
  5. Step 5: Solve for x
    x = 1,316,696,993,336.47/1,107,512.90
  6. Step 6: Final answer
    x = 1,188,877.35

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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.