Home / 1,669,887.51-2,304,661.83-935,121.52

Finding the Fourth Proportional to 1,669,887.51, 2,304,661.83 and 935,121.52

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Solution

The fourth proportional to 1,669,887.51, 2,304,661.83 and 935,121.52 is: 1,290,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,887.51 : 2,304,661.83 = 935,121.52 : x
  2. Step 2: Convert to fraction form
    1,669,887.51/2,304,661.83 = 935,121.52/x
  3. Step 3: Cross multiply
    1,669,887.51x = 2,304,661.83 × 935,121.52
  4. Step 4: Simplify right side
    1,669,887.51x = 2,155,138,873,555.58
  5. Step 5: Solve for x
    x = 2,155,138,873,555.58/1,669,887.51
  6. Step 6: Final answer
    x = 1,290,589.25

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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.