Home / 1,436,697-2,155,867.26-726,782.76

Finding the Fourth Proportional to 1,436,697, 2,155,867.26 and 726,782.76

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Solution

The fourth proportional to 1,436,697, 2,155,867.26 and 726,782.76 is: 1,090,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,697 : 2,155,867.26 = 726,782.76 : x
  2. Step 2: Convert to fraction form
    1,436,697/2,155,867.26 = 726,782.76/x
  3. Step 3: Cross multiply
    1,436,697x = 2,155,867.26 × 726,782.76
  4. Step 4: Simplify right side
    1,436,697x = 1,566,847,157,416.44
  5. Step 5: Solve for x
    x = 1,566,847,157,416.44/1,436,697
  6. Step 6: Final answer
    x = 1,090,589.84

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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.