Home / 3,458,845.80-5,190,290.46-2,498,354.28

Finding the Fourth Proportional to 3,458,845.80, 5,190,290.46 and 2,498,354.28

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Solution

The fourth proportional to 3,458,845.80, 5,190,290.46 and 2,498,354.28 is: 3,748,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458,845.80 : 5,190,290.46 = 2,498,354.28 : x
  2. Step 2: Convert to fraction form
    3,458,845.80/5,190,290.46 = 2,498,354.28/x
  3. Step 3: Cross multiply
    3,458,845.80x = 5,190,290.46 × 2,498,354.28
  4. Step 4: Simplify right side
    3,458,845.80x = 12,967,184,385,184.17
  5. Step 5: Solve for x
    x = 12,967,184,385,184.17/3,458,845.80
  6. Step 6: Final answer
    x = 3,748,991.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.