Home / 996,741.45-1,495,112.18-856,773.45

Finding the Fourth Proportional to 996,741.45, 1,495,112.18 and 856,773.45

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Solution

The fourth proportional to 996,741.45, 1,495,112.18 and 856,773.45 is: 1,285,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,741.45 : 1,495,112.18 = 856,773.45 : x
  2. Step 2: Convert to fraction form
    996,741.45/1,495,112.18 = 856,773.45/x
  3. Step 3: Cross multiply
    996,741.45x = 1,495,112.18 × 856,773.45
  4. Step 4: Simplify right side
    996,741.45x = 1,280,972,416,311.75
  5. Step 5: Solve for x
    x = 1,280,972,416,311.75/996,741.45
  6. Step 6: Final answer
    x = 1,285,160.18

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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.