Home / 2,974,028.57-4,104,145.14-1,684,865.91

Finding the Fourth Proportional to 2,974,028.57, 4,104,145.14 and 1,684,865.91

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Solution

The fourth proportional to 2,974,028.57, 4,104,145.14 and 1,684,865.91 is: 2,325,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,028.57 : 4,104,145.14 = 1,684,865.91 : x
  2. Step 2: Convert to fraction form
    2,974,028.57/4,104,145.14 = 1,684,865.91/x
  3. Step 3: Cross multiply
    2,974,028.57x = 4,104,145.14 × 1,684,865.91
  4. Step 4: Simplify right side
    2,974,028.57x = 6,914,934,236,078.18
  5. Step 5: Solve for x
    x = 6,914,934,236,078.18/2,974,028.57
  6. Step 6: Final answer
    x = 2,325,106.87

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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.