Home / 2,873,681.28-3,965,306.40-1,650,040.20

Finding the Fourth Proportional to 2,873,681.28, 3,965,306.40 and 1,650,040.20

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Solution

The fourth proportional to 2,873,681.28, 3,965,306.40 and 1,650,040.20 is: 2,276,840.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,681.28 : 3,965,306.40 = 1,650,040.20 : x
  2. Step 2: Convert to fraction form
    2,873,681.28/3,965,306.40 = 1,650,040.20/x
  3. Step 3: Cross multiply
    2,873,681.28x = 3,965,306.40 × 1,650,040.20
  4. Step 4: Simplify right side
    2,873,681.28x = 6,542,914,965,317.28
  5. Step 5: Solve for x
    x = 6,542,914,965,317.28/2,873,681.28
  6. Step 6: Final answer
    x = 2,276,840.86

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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.