Home / 1,253,066.22-1,729,233.09-680,106.44

Finding the Fourth Proportional to 1,253,066.22, 1,729,233.09 and 680,106.44

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Solution

The fourth proportional to 1,253,066.22, 1,729,233.09 and 680,106.44 is: 938,547.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,066.22 : 1,729,233.09 = 680,106.44 : x
  2. Step 2: Convert to fraction form
    1,253,066.22/1,729,233.09 = 680,106.44/x
  3. Step 3: Cross multiply
    1,253,066.22x = 1,729,233.09 × 680,106.44
  4. Step 4: Simplify right side
    1,253,066.22x = 1,176,062,565,093.18
  5. Step 5: Solve for x
    x = 1,176,062,565,093.18/1,253,066.22
  6. Step 6: Final answer
    x = 938,547.82

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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.