Home / 1,376,338.59-1,899,377.34-756,151.75

Finding the Fourth Proportional to 1,376,338.59, 1,899,377.34 and 756,151.75

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Solution

The fourth proportional to 1,376,338.59, 1,899,377.34 and 756,151.75 is: 1,043,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,338.59 : 1,899,377.34 = 756,151.75 : x
  2. Step 2: Convert to fraction form
    1,376,338.59/1,899,377.34 = 756,151.75/x
  3. Step 3: Cross multiply
    1,376,338.59x = 1,899,377.34 × 756,151.75
  4. Step 4: Simplify right side
    1,376,338.59x = 1,436,217,499,551.35
  5. Step 5: Solve for x
    x = 1,436,217,499,551.35/1,376,338.59
  6. Step 6: Final answer
    x = 1,043,505.94

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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.