Home / 1,384,936.74-1,912,076.80-895,162.68

Finding the Fourth Proportional to 1,384,936.74, 1,912,076.80 and 895,162.68

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Solution

The fourth proportional to 1,384,936.74, 1,912,076.80 and 895,162.68 is: 1,235,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,936.74 : 1,912,076.80 = 895,162.68 : x
  2. Step 2: Convert to fraction form
    1,384,936.74/1,912,076.80 = 895,162.68/x
  3. Step 3: Cross multiply
    1,384,936.74x = 1,912,076.80 × 895,162.68
  4. Step 4: Simplify right side
    1,384,936.74x = 1,711,619,792,653.82
  5. Step 5: Solve for x
    x = 1,711,619,792,653.82/1,384,936.74
  6. Step 6: Final answer
    x = 1,235,883.01

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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.