Home / 3,623,179.43-4,999,958.15-1,991,569.45

Finding the Fourth Proportional to 3,623,179.43, 4,999,958.15 and 1,991,569.45

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Solution

The fourth proportional to 3,623,179.43, 4,999,958.15 and 1,991,569.45 is: 2,748,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,179.43 : 4,999,958.15 = 1,991,569.45 : x
  2. Step 2: Convert to fraction form
    3,623,179.43/4,999,958.15 = 1,991,569.45/x
  3. Step 3: Cross multiply
    3,623,179.43x = 4,999,958.15 × 1,991,569.45
  4. Step 4: Simplify right side
    3,623,179.43x = 9,957,763,892,860.67
  5. Step 5: Solve for x
    x = 9,957,763,892,860.67/3,623,179.43
  6. Step 6: Final answer
    x = 2,748,349.64

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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.