Home / 1,332,706.19-1,839,134.54-720,858.92

Finding the Fourth Proportional to 1,332,706.19, 1,839,134.54 and 720,858.92

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Solution

The fourth proportional to 1,332,706.19, 1,839,134.54 and 720,858.92 is: 994,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,706.19 : 1,839,134.54 = 720,858.92 : x
  2. Step 2: Convert to fraction form
    1,332,706.19/1,839,134.54 = 720,858.92/x
  3. Step 3: Cross multiply
    1,332,706.19x = 1,839,134.54 × 720,858.92
  4. Step 4: Simplify right side
    1,332,706.19x = 1,325,756,538,239.10
  5. Step 5: Solve for x
    x = 1,325,756,538,239.10/1,332,706.19
  6. Step 6: Final answer
    x = 994,785.31

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Double scale
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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.