Home / 2,865,861.92-3,954,889.31-1,576,674.63

Finding the Fourth Proportional to 2,865,861.92, 3,954,889.31 and 1,576,674.63

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Solution

The fourth proportional to 2,865,861.92, 3,954,889.31 and 1,576,674.63 is: 2,175,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,861.92 : 3,954,889.31 = 1,576,674.63 : x
  2. Step 2: Convert to fraction form
    2,865,861.92/3,954,889.31 = 1,576,674.63/x
  3. Step 3: Cross multiply
    2,865,861.92x = 3,954,889.31 × 1,576,674.63
  4. Step 4: Simplify right side
    2,865,861.92x = 6,235,573,639,535.21
  5. Step 5: Solve for x
    x = 6,235,573,639,535.21/2,865,861.92
  6. Step 6: Final answer
    x = 2,175,810.91

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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.