Home / 2,213,574.17-3,312,861.41-1,361,185.70

Finding the Fourth Proportional to 2,213,574.17, 3,312,861.41 and 1,361,185.70

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Solution

The fourth proportional to 2,213,574.17, 3,312,861.41 and 1,361,185.70 is: 2,037,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,574.17 : 3,312,861.41 = 1,361,185.70 : x
  2. Step 2: Convert to fraction form
    2,213,574.17/3,312,861.41 = 1,361,185.70/x
  3. Step 3: Cross multiply
    2,213,574.17x = 3,312,861.41 × 1,361,185.70
  4. Step 4: Simplify right side
    2,213,574.17x = 4,509,419,564,212.49
  5. Step 5: Solve for x
    x = 4,509,419,564,212.49/2,213,574.17
  6. Step 6: Final answer
    x = 2,037,166.69

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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.