Home / 1,386,201.22-2,080,046.22-577,144.16

Finding the Fourth Proportional to 1,386,201.22, 2,080,046.22 and 577,144.16

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Solution

The fourth proportional to 1,386,201.22, 2,080,046.22 and 577,144.16 is: 866,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,201.22 : 2,080,046.22 = 577,144.16 : x
  2. Step 2: Convert to fraction form
    1,386,201.22/2,080,046.22 = 577,144.16/x
  3. Step 3: Cross multiply
    1,386,201.22x = 2,080,046.22 × 577,144.16
  4. Step 4: Simplify right side
    1,386,201.22x = 1,200,486,531,923.66
  5. Step 5: Solve for x
    x = 1,200,486,531,923.66/1,386,201.22
  6. Step 6: Final answer
    x = 866,026.17

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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.