Home / 1,605,797.66-2,216,243.53-917,614.37

Finding the Fourth Proportional to 1,605,797.66, 2,216,243.53 and 917,614.37

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Solution

The fourth proportional to 1,605,797.66, 2,216,243.53 and 917,614.37 is: 1,266,446.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,797.66 : 2,216,243.53 = 917,614.37 : x
  2. Step 2: Convert to fraction form
    1,605,797.66/2,216,243.53 = 917,614.37/x
  3. Step 3: Cross multiply
    1,605,797.66x = 2,216,243.53 × 917,614.37
  4. Step 4: Simplify right side
    1,605,797.66x = 2,033,656,917,235.15
  5. Step 5: Solve for x
    x = 2,033,656,917,235.15/1,605,797.66
  6. Step 6: Final answer
    x = 1,266,446.55

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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.