Home / 3,179,488.98-4,387,652.36-1,729,153.20

Finding the Fourth Proportional to 3,179,488.98, 4,387,652.36 and 1,729,153.20

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Solution

The fourth proportional to 3,179,488.98, 4,387,652.36 and 1,729,153.20 is: 2,386,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,488.98 : 4,387,652.36 = 1,729,153.20 : x
  2. Step 2: Convert to fraction form
    3,179,488.98/4,387,652.36 = 1,729,153.20/x
  3. Step 3: Cross multiply
    3,179,488.98x = 4,387,652.36 × 1,729,153.20
  4. Step 4: Simplify right side
    3,179,488.98x = 7,586,923,118,781.55
  5. Step 5: Solve for x
    x = 7,586,923,118,781.55/3,179,488.98
  6. Step 6: Final answer
    x = 2,386,208.34

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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.