Home / 1,198,199.13-1,797,314.59-399,480.93

Finding the Fourth Proportional to 1,198,199.13, 1,797,314.59 and 399,480.93

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Solution

The fourth proportional to 1,198,199.13, 1,797,314.59 and 399,480.93 is: 599,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,199.13 : 1,797,314.59 = 399,480.93 : x
  2. Step 2: Convert to fraction form
    1,198,199.13/1,797,314.59 = 399,480.93/x
  3. Step 3: Cross multiply
    1,198,199.13x = 1,797,314.59 × 399,480.93
  4. Step 4: Simplify right side
    1,198,199.13x = 717,992,904,415.12
  5. Step 5: Solve for x
    x = 717,992,904,415.12/1,198,199.13
  6. Step 6: Final answer
    x = 599,226.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.