Home / 1,634,678.68-2,255,821.23-946,379.56

Finding the Fourth Proportional to 1,634,678.68, 2,255,821.23 and 946,379.56

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Solution

The fourth proportional to 1,634,678.68, 2,255,821.23 and 946,379.56 is: 1,305,983.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,678.68 : 2,255,821.23 = 946,379.56 : x
  2. Step 2: Convert to fraction form
    1,634,678.68/2,255,821.23 = 946,379.56/x
  3. Step 3: Cross multiply
    1,634,678.68x = 2,255,821.23 × 946,379.56
  4. Step 4: Simplify right side
    1,634,678.68x = 2,134,863,103,086.06
  5. Step 5: Solve for x
    x = 2,134,863,103,086.06/1,634,678.68
  6. Step 6: Final answer
    x = 1,305,983.33

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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.