Home / 2,168,569.82-2,992,644.07-1,201,716.26

Finding the Fourth Proportional to 2,168,569.82, 2,992,644.07 and 1,201,716.26

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Solution

The fourth proportional to 2,168,569.82, 2,992,644.07 and 1,201,716.26 is: 1,658,378.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,569.82 : 2,992,644.07 = 1,201,716.26 : x
  2. Step 2: Convert to fraction form
    2,168,569.82/2,992,644.07 = 1,201,716.26/x
  3. Step 3: Cross multiply
    2,168,569.82x = 2,992,644.07 × 1,201,716.26
  4. Step 4: Simplify right side
    2,168,569.82x = 3,596,309,039,311.58
  5. Step 5: Solve for x
    x = 3,596,309,039,311.58/2,168,569.82
  6. Step 6: Final answer
    x = 1,658,378.26

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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.