Home / 1,207,318.16-1,665,735.73-723,706.85

Finding the Fourth Proportional to 1,207,318.16, 1,665,735.73 and 723,706.85

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Solution

The fourth proportional to 1,207,318.16, 1,665,735.73 and 723,706.85 is: 998,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,318.16 : 1,665,735.73 = 723,706.85 : x
  2. Step 2: Convert to fraction form
    1,207,318.16/1,665,735.73 = 723,706.85/x
  3. Step 3: Cross multiply
    1,207,318.16x = 1,665,735.73 × 723,706.85
  4. Step 4: Simplify right side
    1,207,318.16x = 1,205,504,362,886.82
  5. Step 5: Solve for x
    x = 1,205,504,362,886.82/1,207,318.16
  6. Step 6: Final answer
    x = 998,497.66

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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.