Home / 3,399,987.88-4,692,014.46-1,872,149.68

Finding the Fourth Proportional to 3,399,987.88, 4,692,014.46 and 1,872,149.68

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Solution

The fourth proportional to 3,399,987.88, 4,692,014.46 and 1,872,149.68 is: 2,583,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,987.88 : 4,692,014.46 = 1,872,149.68 : x
  2. Step 2: Convert to fraction form
    3,399,987.88/4,692,014.46 = 1,872,149.68/x
  3. Step 3: Cross multiply
    3,399,987.88x = 4,692,014.46 × 1,872,149.68
  4. Step 4: Simplify right side
    3,399,987.88x = 8,784,153,369,844.37
  5. Step 5: Solve for x
    x = 8,784,153,369,844.37/3,399,987.88
  6. Step 6: Final answer
    x = 2,583,583.73

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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.