Home / 2,890,252.02-3,987,525.21-1,727,891.60

Finding the Fourth Proportional to 2,890,252.02, 3,987,525.21 and 1,727,891.60

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Solution

The fourth proportional to 2,890,252.02, 3,987,525.21 and 1,727,891.60 is: 2,383,879.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,252.02 : 3,987,525.21 = 1,727,891.60 : x
  2. Step 2: Convert to fraction form
    2,890,252.02/3,987,525.21 = 1,727,891.60/x
  3. Step 3: Cross multiply
    2,890,252.02x = 3,987,525.21 × 1,727,891.60
  4. Step 4: Simplify right side
    2,890,252.02x = 6,890,011,288,730.02
  5. Step 5: Solve for x
    x = 6,890,011,288,730.02/2,890,252.02
  6. Step 6: Final answer
    x = 2,383,879.06

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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.