Home / 2,485,466.28-3,429,910.80-1,397,737.53

Finding the Fourth Proportional to 2,485,466.28, 3,429,910.80 and 1,397,737.53

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Solution

The fourth proportional to 2,485,466.28, 3,429,910.80 and 1,397,737.53 is: 1,928,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,466.28 : 3,429,910.80 = 1,397,737.53 : x
  2. Step 2: Convert to fraction form
    2,485,466.28/3,429,910.80 = 1,397,737.53/x
  3. Step 3: Cross multiply
    2,485,466.28x = 3,429,910.80 × 1,397,737.53
  4. Step 4: Simplify right side
    2,485,466.28x = 4,794,115,049,712.32
  5. Step 5: Solve for x
    x = 4,794,115,049,712.32/2,485,466.28
  6. Step 6: Final answer
    x = 1,928,859.42

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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.