Home / 799,191.60-1,100,639.16-781,773.36

Finding the Fourth Proportional to 799,191.60, 1,100,639.16 and 781,773.36

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Solution

The fourth proportional to 799,191.60, 1,100,639.16 and 781,773.36 is: 1,076,650.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,191.60 : 1,100,639.16 = 781,773.36 : x
  2. Step 2: Convert to fraction form
    799,191.60/1,100,639.16 = 781,773.36/x
  3. Step 3: Cross multiply
    799,191.60x = 1,100,639.16 × 781,773.36
  4. Step 4: Simplify right side
    799,191.60x = 860,450,374,260.78
  5. Step 5: Solve for x
    x = 860,450,374,260.78/799,191.60
  6. Step 6: Final answer
    x = 1,076,650.92

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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.