Home / 3,580,713.54-4,941,447.75-1,949,167.80

Finding the Fourth Proportional to 3,580,713.54, 4,941,447.75 and 1,949,167.80

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Solution

The fourth proportional to 3,580,713.54, 4,941,447.75 and 1,949,167.80 is: 2,689,885.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,713.54 : 4,941,447.75 = 1,949,167.80 : x
  2. Step 2: Convert to fraction form
    3,580,713.54/4,941,447.75 = 1,949,167.80/x
  3. Step 3: Cross multiply
    3,580,713.54x = 4,941,447.75 × 1,949,167.80
  4. Step 4: Simplify right side
    3,580,713.54x = 9,631,710,839,682.45
  5. Step 5: Solve for x
    x = 9,631,710,839,682.45/3,580,713.54
  6. Step 6: Final answer
    x = 2,689,885.89

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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.