Home / 1,243,887.20-1,867,799.10-944,705.60

Finding the Fourth Proportional to 1,243,887.20, 1,867,799.10 and 944,705.60

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Solution

The fourth proportional to 1,243,887.20, 1,867,799.10 and 944,705.60 is: 1,418,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,887.20 : 1,867,799.10 = 944,705.60 : x
  2. Step 2: Convert to fraction form
    1,243,887.20/1,867,799.10 = 944,705.60/x
  3. Step 3: Cross multiply
    1,243,887.20x = 1,867,799.10 × 944,705.60
  4. Step 4: Simplify right side
    1,243,887.20x = 1,764,520,269,444.96
  5. Step 5: Solve for x
    x = 1,764,520,269,444.96/1,243,887.20
  6. Step 6: Final answer
    x = 1,418,553.28

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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.