Home / 1,191,973.75-1,644,923.78-655,429.75

Finding the Fourth Proportional to 1,191,973.75, 1,644,923.78 and 655,429.75

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Solution

The fourth proportional to 1,191,973.75, 1,644,923.78 and 655,429.75 is: 904,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,973.75 : 1,644,923.78 = 655,429.75 : x
  2. Step 2: Convert to fraction form
    1,191,973.75/1,644,923.78 = 655,429.75/x
  3. Step 3: Cross multiply
    1,191,973.75x = 1,644,923.78 × 655,429.75
  4. Step 4: Simplify right side
    1,191,973.75x = 1,078,131,981,894.46
  5. Step 5: Solve for x
    x = 1,078,131,981,894.46/1,191,973.75
  6. Step 6: Final answer
    x = 904,493.06

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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.