Home / 996,722.20-1,495,083.30-698,123.80

Finding the Fourth Proportional to 996,722.20, 1,495,083.30 and 698,123.80

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Solution

The fourth proportional to 996,722.20, 1,495,083.30 and 698,123.80 is: 1,047,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,722.20 : 1,495,083.30 = 698,123.80 : x
  2. Step 2: Convert to fraction form
    996,722.20/1,495,083.30 = 698,123.80/x
  3. Step 3: Cross multiply
    996,722.20x = 1,495,083.30 × 698,123.80
  4. Step 4: Simplify right side
    996,722.20x = 1,043,753,234,712.54
  5. Step 5: Solve for x
    x = 1,043,753,234,712.54/996,722.20
  6. Step 6: Final answer
    x = 1,047,185.70

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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.