Home / 2,280,649.73-3,147,297.85-1,248,156.91

Finding the Fourth Proportional to 2,280,649.73, 3,147,297.85 and 1,248,156.91

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Solution

The fourth proportional to 2,280,649.73, 3,147,297.85 and 1,248,156.91 is: 1,722,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,649.73 : 3,147,297.85 = 1,248,156.91 : x
  2. Step 2: Convert to fraction form
    2,280,649.73/3,147,297.85 = 1,248,156.91/x
  3. Step 3: Cross multiply
    2,280,649.73x = 3,147,297.85 × 1,248,156.91
  4. Step 4: Simplify right side
    2,280,649.73x = 3,928,321,548,317.01
  5. Step 5: Solve for x
    x = 3,928,321,548,317.01/2,280,649.73
  6. Step 6: Final answer
    x = 1,722,457.20

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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.