Home / 3,519,384.45-5,281,073.70-1,900,131.71

Finding the Fourth Proportional to 3,519,384.45, 5,281,073.70 and 1,900,131.71

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Solution

The fourth proportional to 3,519,384.45, 5,281,073.70 and 1,900,131.71 is: 2,851,275.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,384.45 : 5,281,073.70 = 1,900,131.71 : x
  2. Step 2: Convert to fraction form
    3,519,384.45/5,281,073.70 = 1,900,131.71/x
  3. Step 3: Cross multiply
    3,519,384.45x = 5,281,073.70 × 1,900,131.71
  4. Step 4: Simplify right side
    3,519,384.45x = 10,034,735,600,217.03
  5. Step 5: Solve for x
    x = 10,034,735,600,217.03/3,519,384.45
  6. Step 6: Final answer
    x = 2,851,275.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.