Home / 1,199,669.37-1,655,554.77-683,415.62

Finding the Fourth Proportional to 1,199,669.37, 1,655,554.77 and 683,415.62

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Solution

The fourth proportional to 1,199,669.37, 1,655,554.77 and 683,415.62 is: 943,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,669.37 : 1,655,554.77 = 683,415.62 : x
  2. Step 2: Convert to fraction form
    1,199,669.37/1,655,554.77 = 683,415.62/x
  3. Step 3: Cross multiply
    1,199,669.37x = 1,655,554.77 × 683,415.62
  4. Step 4: Simplify right side
    1,199,669.37x = 1,131,431,981,305.73
  5. Step 5: Solve for x
    x = 1,131,431,981,305.73/1,199,669.37
  6. Step 6: Final answer
    x = 943,119.84

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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.