Home / 1,282,571.52-1,923,837.76-441,130.56

Finding the Fourth Proportional to 1,282,571.52, 1,923,837.76 and 441,130.56

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Solution

The fourth proportional to 1,282,571.52, 1,923,837.76 and 441,130.56 is: 661,689.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,571.52 : 1,923,837.76 = 441,130.56 : x
  2. Step 2: Convert to fraction form
    1,282,571.52/1,923,837.76 = 441,130.56/x
  3. Step 3: Cross multiply
    1,282,571.52x = 1,923,837.76 × 441,130.56
  4. Step 4: Simplify right side
    1,282,571.52x = 848,663,628,417.95
  5. Step 5: Solve for x
    x = 848,663,628,417.95/1,282,571.52
  6. Step 6: Final answer
    x = 661,689.13

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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.