Home / 1,148,715.89-1,723,074.23-516,891.59

Finding the Fourth Proportional to 1,148,715.89, 1,723,074.23 and 516,891.59

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Solution

The fourth proportional to 1,148,715.89, 1,723,074.23 and 516,891.59 is: 775,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,715.89 : 1,723,074.23 = 516,891.59 : x
  2. Step 2: Convert to fraction form
    1,148,715.89/1,723,074.23 = 516,891.59/x
  3. Step 3: Cross multiply
    1,148,715.89x = 1,723,074.23 × 516,891.59
  4. Step 4: Simplify right side
    1,148,715.89x = 890,642,571,109.58
  5. Step 5: Solve for x
    x = 890,642,571,109.58/1,148,715.89
  6. Step 6: Final answer
    x = 775,337.56

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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.