Home / 3,834,695.46-5,291,990.53-2,115,926.70

Finding the Fourth Proportional to 3,834,695.46, 5,291,990.53 and 2,115,926.70

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Solution

The fourth proportional to 3,834,695.46, 5,291,990.53 and 2,115,926.70 is: 2,920,039.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,695.46 : 5,291,990.53 = 2,115,926.70 : x
  2. Step 2: Convert to fraction form
    3,834,695.46/5,291,990.53 = 2,115,926.70/x
  3. Step 3: Cross multiply
    3,834,695.46x = 5,291,990.53 × 2,115,926.70
  4. Step 4: Simplify right side
    3,834,695.46x = 11,197,464,033,439.37
  5. Step 5: Solve for x
    x = 11,197,464,033,439.37/3,834,695.46
  6. Step 6: Final answer
    x = 2,920,039.97

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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.