Home / 3,586,578.40-5,379,891.82-1,311,166.74

Finding the Fourth Proportional to 3,586,578.40, 5,379,891.82 and 1,311,166.74

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Solution

The fourth proportional to 3,586,578.40, 5,379,891.82 and 1,311,166.74 is: 1,966,758.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,578.40 : 5,379,891.82 = 1,311,166.74 : x
  2. Step 2: Convert to fraction form
    3,586,578.40/5,379,891.82 = 1,311,166.74/x
  3. Step 3: Cross multiply
    3,586,578.40x = 5,379,891.82 × 1,311,166.74
  4. Step 4: Simplify right side
    3,586,578.40x = 7,053,935,219,182.07
  5. Step 5: Solve for x
    x = 7,053,935,219,182.07/3,586,578.40
  6. Step 6: Final answer
    x = 1,966,758.96

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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.