Home / 3,213,489.15-4,434,696.65-1,763,184.20

Finding the Fourth Proportional to 3,213,489.15, 4,434,696.65 and 1,763,184.20

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Solution

The fourth proportional to 3,213,489.15, 4,434,696.65 and 1,763,184.20 is: 2,433,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,489.15 : 4,434,696.65 = 1,763,184.20 : x
  2. Step 2: Convert to fraction form
    3,213,489.15/4,434,696.65 = 1,763,184.20/x
  3. Step 3: Cross multiply
    3,213,489.15x = 4,434,696.65 × 1,763,184.20
  4. Step 4: Simplify right side
    3,213,489.15x = 7,819,187,065,072.93
  5. Step 5: Solve for x
    x = 7,819,187,065,072.93/3,213,489.15
  6. Step 6: Final answer
    x = 2,433,238.98

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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.