Home / 1,177,092-1,624,393.44-640,548

Finding the Fourth Proportional to 1,177,092, 1,624,393.44 and 640,548

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Solution

The fourth proportional to 1,177,092, 1,624,393.44 and 640,548 is: 883,959.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,092 : 1,624,393.44 = 640,548 : x
  2. Step 2: Convert to fraction form
    1,177,092/1,624,393.44 = 640,548/x
  3. Step 3: Cross multiply
    1,177,092x = 1,624,393.44 × 640,548
  4. Step 4: Simplify right side
    1,177,092x = 1,040,501,969,205.12
  5. Step 5: Solve for x
    x = 1,040,501,969,205.12/1,177,092
  6. Step 6: Final answer
    x = 883,959.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.