Home / 909,911.12-1,362,067.32-593,687.12

Finding the Fourth Proportional to 909,911.12, 1,362,067.32 and 593,687.12

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Solution

The fourth proportional to 909,911.12, 1,362,067.32 and 593,687.12 is: 888,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,911.12 : 1,362,067.32 = 593,687.12 : x
  2. Step 2: Convert to fraction form
    909,911.12/1,362,067.32 = 593,687.12/x
  3. Step 3: Cross multiply
    909,911.12x = 1,362,067.32 × 593,687.12
  4. Step 4: Simplify right side
    909,911.12x = 808,641,824,456.92
  5. Step 5: Solve for x
    x = 808,641,824,456.92/909,911.12
  6. Step 6: Final answer
    x = 888,704.19

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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.