Home / 1,243,885.20-1,867,796.10-944,703.60

Finding the Fourth Proportional to 1,243,885.20, 1,867,796.10 and 944,703.60

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Solution

The fourth proportional to 1,243,885.20, 1,867,796.10 and 944,703.60 is: 1,418,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,885.20 : 1,867,796.10 = 944,703.60 : x
  2. Step 2: Convert to fraction form
    1,243,885.20/1,867,796.10 = 944,703.60/x
  3. Step 3: Cross multiply
    1,243,885.20x = 1,867,796.10 × 944,703.60
  4. Step 4: Simplify right side
    1,243,885.20x = 1,764,513,699,735.96
  5. Step 5: Solve for x
    x = 1,764,513,699,735.96/1,243,885.20
  6. Step 6: Final answer
    x = 1,418,550.28

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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.