Home / 1,510,936.76-2,266,493.97-431,366.33

Finding the Fourth Proportional to 1,510,936.76, 2,266,493.97 and 431,366.33

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Solution

The fourth proportional to 1,510,936.76, 2,266,493.97 and 431,366.33 is: 647,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,936.76 : 2,266,493.97 = 431,366.33 : x
  2. Step 2: Convert to fraction form
    1,510,936.76/2,266,493.97 = 431,366.33/x
  3. Step 3: Cross multiply
    1,510,936.76x = 2,266,493.97 × 431,366.33
  4. Step 4: Simplify right side
    1,510,936.76x = 977,689,174,473.56
  5. Step 5: Solve for x
    x = 977,689,174,473.56/1,510,936.76
  6. Step 6: Final answer
    x = 647,074.85

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1.5x scale

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.