Home / 1,270,759.44-1,915,063.82-1,144,557.84

Finding the Fourth Proportional to 1,270,759.44, 1,915,063.82 and 1,144,557.84

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Solution

The fourth proportional to 1,270,759.44, 1,915,063.82 and 1,144,557.84 is: 1,724,875.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,759.44 : 1,915,063.82 = 1,144,557.84 : x
  2. Step 2: Convert to fraction form
    1,270,759.44/1,915,063.82 = 1,144,557.84/x
  3. Step 3: Cross multiply
    1,270,759.44x = 1,915,063.82 × 1,144,557.84
  4. Step 4: Simplify right side
    1,270,759.44x = 2,191,901,309,281.35
  5. Step 5: Solve for x
    x = 2,191,901,309,281.35/1,270,759.44
  6. Step 6: Final answer
    x = 1,724,875.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.