Home / 1,863,257.59-2,795,476.89-665,153.38

Finding the Fourth Proportional to 1,863,257.59, 2,795,476.89 and 665,153.38

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Solution

The fourth proportional to 1,863,257.59, 2,795,476.89 and 665,153.38 is: 997,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,257.59 : 2,795,476.89 = 665,153.38 : x
  2. Step 2: Convert to fraction form
    1,863,257.59/2,795,476.89 = 665,153.38/x
  3. Step 3: Cross multiply
    1,863,257.59x = 2,795,476.89 × 665,153.38
  4. Step 4: Simplify right side
    1,863,257.59x = 1,859,420,888,118.00
  5. Step 5: Solve for x
    x = 1,859,420,888,118.00/1,863,257.59
  6. Step 6: Final answer
    x = 997,940.87

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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.