Home / 1,322,762.81-1,825,801.16-863,947.52

Finding the Fourth Proportional to 1,322,762.81, 1,825,801.16 and 863,947.52

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Solution

The fourth proportional to 1,322,762.81, 1,825,801.16 and 863,947.52 is: 1,192,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,762.81 : 1,825,801.16 = 863,947.52 : x
  2. Step 2: Convert to fraction form
    1,322,762.81/1,825,801.16 = 863,947.52/x
  3. Step 3: Cross multiply
    1,322,762.81x = 1,825,801.16 × 863,947.52
  4. Step 4: Simplify right side
    1,322,762.81x = 1,577,396,377,593.13
  5. Step 5: Solve for x
    x = 1,577,396,377,593.13/1,322,762.81
  6. Step 6: Final answer
    x = 1,192,501.31

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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.