Home / 2,683,987.22-3,704,004.24-1,538,288.66

Finding the Fourth Proportional to 2,683,987.22, 3,704,004.24 and 1,538,288.66

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Solution

The fourth proportional to 2,683,987.22, 3,704,004.24 and 1,538,288.66 is: 2,122,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683,987.22 : 3,704,004.24 = 1,538,288.66 : x
  2. Step 2: Convert to fraction form
    2,683,987.22/3,704,004.24 = 1,538,288.66/x
  3. Step 3: Cross multiply
    2,683,987.22x = 3,704,004.24 × 1,538,288.66
  4. Step 4: Simplify right side
    2,683,987.22x = 5,697,827,718,983.92
  5. Step 5: Solve for x
    x = 5,697,827,718,983.92/2,683,987.22
  6. Step 6: Final answer
    x = 2,122,896.74

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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.