Home / 1,203,726.41-1,805,825.81-445,574.51

Finding the Fourth Proportional to 1,203,726.41, 1,805,825.81 and 445,574.51

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Solution

The fourth proportional to 1,203,726.41, 1,805,825.81 and 445,574.51 is: 668,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,726.41 : 1,805,825.81 = 445,574.51 : x
  2. Step 2: Convert to fraction form
    1,203,726.41/1,805,825.81 = 445,574.51/x
  3. Step 3: Cross multiply
    1,203,726.41x = 1,805,825.81 × 445,574.51
  4. Step 4: Simplify right side
    1,203,726.41x = 804,629,950,436.10
  5. Step 5: Solve for x
    x = 804,629,950,436.10/1,203,726.41
  6. Step 6: Final answer
    x = 668,449.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.