Home / 2,805,752.06-3,871,980.92-1,643,920.26

Finding the Fourth Proportional to 2,805,752.06, 3,871,980.92 and 1,643,920.26

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Solution

The fourth proportional to 2,805,752.06, 3,871,980.92 and 1,643,920.26 is: 2,268,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,752.06 : 3,871,980.92 = 1,643,920.26 : x
  2. Step 2: Convert to fraction form
    2,805,752.06/3,871,980.92 = 1,643,920.26/x
  3. Step 3: Cross multiply
    2,805,752.06x = 3,871,980.92 × 1,643,920.26
  4. Step 4: Simplify right side
    2,805,752.06x = 6,365,227,882,844.15
  5. Step 5: Solve for x
    x = 6,365,227,882,844.15/2,805,752.06
  6. Step 6: Final answer
    x = 2,268,635.20

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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.