Home / 2,798,203.98-4,196,836.45-776,653.26

Finding the Fourth Proportional to 2,798,203.98, 4,196,836.45 and 776,653.26

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Solution

The fourth proportional to 2,798,203.98, 4,196,836.45 and 776,653.26 is: 1,164,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,203.98 : 4,196,836.45 = 776,653.26 : x
  2. Step 2: Convert to fraction form
    2,798,203.98/4,196,836.45 = 776,653.26/x
  3. Step 3: Cross multiply
    2,798,203.98x = 4,196,836.45 × 776,653.26
  4. Step 4: Simplify right side
    2,798,203.98x = 3,259,486,715,050.54
  5. Step 5: Solve for x
    x = 3,259,486,715,050.54/2,798,203.98
  6. Step 6: Final answer
    x = 1,164,849.58

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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.