Home / 1,199,081.09-1,654,736.22-655,216.88

Finding the Fourth Proportional to 1,199,081.09, 1,654,736.22 and 655,216.88

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Solution

The fourth proportional to 1,199,081.09, 1,654,736.22 and 655,216.88 is: 904,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,081.09 : 1,654,736.22 = 655,216.88 : x
  2. Step 2: Convert to fraction form
    1,199,081.09/1,654,736.22 = 655,216.88/x
  3. Step 3: Cross multiply
    1,199,081.09x = 1,654,736.22 × 655,216.88
  4. Step 4: Simplify right side
    1,199,081.09x = 1,084,211,095,017.71
  5. Step 5: Solve for x
    x = 1,084,211,095,017.71/1,199,081.09
  6. Step 6: Final answer
    x = 904,201.64

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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.