Home / 1,049,723.05-1,449,315.03-807,578.41

Finding the Fourth Proportional to 1,049,723.05, 1,449,315.03 and 807,578.41

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Solution

The fourth proportional to 1,049,723.05, 1,449,315.03 and 807,578.41 is: 1,114,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,723.05 : 1,449,315.03 = 807,578.41 : x
  2. Step 2: Convert to fraction form
    1,049,723.05/1,449,315.03 = 807,578.41/x
  3. Step 3: Cross multiply
    1,049,723.05x = 1,449,315.03 × 807,578.41
  4. Step 4: Simplify right side
    1,049,723.05x = 1,170,435,527,516.50
  5. Step 5: Solve for x
    x = 1,170,435,527,516.50/1,049,723.05
  6. Step 6: Final answer
    x = 1,114,994.60

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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.