Home / 1,282,453.11-1,922,009.97-523,403.73

Finding the Fourth Proportional to 1,282,453.11, 1,922,009.97 and 523,403.73

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Solution

The fourth proportional to 1,282,453.11, 1,922,009.97 and 523,403.73 is: 784,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,453.11 : 1,922,009.97 = 523,403.73 : x
  2. Step 2: Convert to fraction form
    1,282,453.11/1,922,009.97 = 523,403.73/x
  3. Step 3: Cross multiply
    1,282,453.11x = 1,922,009.97 × 523,403.73
  4. Step 4: Simplify right side
    1,282,453.11x = 1,005,987,187,395.19
  5. Step 5: Solve for x
    x = 1,005,987,187,395.19/1,282,453.11
  6. Step 6: Final answer
    x = 784,424.15

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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.