Home / 3,578,824-4,938,777.12-1,969,192

Finding the Fourth Proportional to 3,578,824, 4,938,777.12 and 1,969,192

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Solution

The fourth proportional to 3,578,824, 4,938,777.12 and 1,969,192 is: 2,717,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,824 : 4,938,777.12 = 1,969,192 : x
  2. Step 2: Convert to fraction form
    3,578,824/4,938,777.12 = 1,969,192/x
  3. Step 3: Cross multiply
    3,578,824x = 4,938,777.12 × 1,969,192
  4. Step 4: Simplify right side
    3,578,824x = 9,725,400,394,487.04
  5. Step 5: Solve for x
    x = 9,725,400,394,487.04/3,578,824
  6. Step 6: Final answer
    x = 2,717,484.96

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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.