Home / 3,143,129.03-4,735,696.29-2,839,875.43

Finding the Fourth Proportional to 3,143,129.03, 4,735,696.29 and 2,839,875.43

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Solution

The fourth proportional to 3,143,129.03, 4,735,696.29 and 2,839,875.43 is: 4,278,789.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,129.03 : 4,735,696.29 = 2,839,875.43 : x
  2. Step 2: Convert to fraction form
    3,143,129.03/4,735,696.29 = 2,839,875.43/x
  3. Step 3: Cross multiply
    3,143,129.03x = 4,735,696.29 × 2,839,875.43
  4. Step 4: Simplify right side
    3,143,129.03x = 13,448,787,500,035.29
  5. Step 5: Solve for x
    x = 13,448,787,500,035.29/3,143,129.03
  6. Step 6: Final answer
    x = 4,278,789.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.