Home / 2,865,909.76-3,954,955.26-1,576,722.46

Finding the Fourth Proportional to 2,865,909.76, 3,954,955.26 and 1,576,722.46

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Solution

The fourth proportional to 2,865,909.76, 3,954,955.26 and 1,576,722.46 is: 2,175,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,909.76 : 3,954,955.26 = 1,576,722.46 : x
  2. Step 2: Convert to fraction form
    2,865,909.76/3,954,955.26 = 1,576,722.46/x
  3. Step 3: Cross multiply
    2,865,909.76x = 3,954,955.26 × 1,576,722.46
  4. Step 4: Simplify right side
    2,865,909.76x = 6,235,866,786,737.14
  5. Step 5: Solve for x
    x = 6,235,866,786,737.14/2,865,909.76
  6. Step 6: Final answer
    x = 2,175,876.88

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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.