Home / 1,450,471.25-2,176,650.84-551,920.43

Finding the Fourth Proportional to 1,450,471.25, 2,176,650.84 and 551,920.43

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Solution

The fourth proportional to 1,450,471.25, 2,176,650.84 and 551,920.43 is: 828,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,471.25 : 2,176,650.84 = 551,920.43 : x
  2. Step 2: Convert to fraction form
    1,450,471.25/2,176,650.84 = 551,920.43/x
  3. Step 3: Cross multiply
    1,450,471.25x = 2,176,650.84 × 551,920.43
  4. Step 4: Simplify right side
    1,450,471.25x = 1,201,338,067,572.66
  5. Step 5: Solve for x
    x = 1,201,338,067,572.66/1,450,471.25
  6. Step 6: Final answer
    x = 828,239.83

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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.