Home / 1,061,438.90-1,463,825.66-698,728.59

Finding the Fourth Proportional to 1,061,438.90, 1,463,825.66 and 698,728.59

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Solution

The fourth proportional to 1,061,438.90, 1,463,825.66 and 698,728.59 is: 963,613.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,438.90 : 1,463,825.66 = 698,728.59 : x
  2. Step 2: Convert to fraction form
    1,061,438.90/1,463,825.66 = 698,728.59/x
  3. Step 3: Cross multiply
    1,061,438.90x = 1,463,825.66 × 698,728.59
  4. Step 4: Simplify right side
    1,061,438.90x = 1,022,816,835,923.98
  5. Step 5: Solve for x
    x = 1,022,816,835,923.98/1,061,438.90
  6. Step 6: Final answer
    x = 963,613.49

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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.