Home / 1,511,715.42-2,086,167.14-832,651.92

Finding the Fourth Proportional to 1,511,715.42, 2,086,167.14 and 832,651.92

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Solution

The fourth proportional to 1,511,715.42, 2,086,167.14 and 832,651.92 is: 1,149,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,715.42 : 2,086,167.14 = 832,651.92 : x
  2. Step 2: Convert to fraction form
    1,511,715.42/2,086,167.14 = 832,651.92/x
  3. Step 3: Cross multiply
    1,511,715.42x = 2,086,167.14 × 832,651.92
  4. Step 4: Simplify right side
    1,511,715.42x = 1,737,051,074,561.91
  5. Step 5: Solve for x
    x = 1,737,051,074,561.91/1,511,715.42
  6. Step 6: Final answer
    x = 1,149,059.57

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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.