Home / 1,229,171.01-1,843,946.45-419,365.81

Finding the Fourth Proportional to 1,229,171.01, 1,843,946.45 and 419,365.81

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Solution

The fourth proportional to 1,229,171.01, 1,843,946.45 and 419,365.81 is: 629,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,171.01 : 1,843,946.45 = 419,365.81 : x
  2. Step 2: Convert to fraction form
    1,229,171.01/1,843,946.45 = 419,365.81/x
  3. Step 3: Cross multiply
    1,229,171.01x = 1,843,946.45 × 419,365.81
  4. Step 4: Simplify right side
    1,229,171.01x = 773,288,096,600.88
  5. Step 5: Solve for x
    x = 773,288,096,600.88/1,229,171.01
  6. Step 6: Final answer
    x = 629,113.52

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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.