Home / 2,798,159.80-4,197,239.70-2,238,287.80

Finding the Fourth Proportional to 2,798,159.80, 4,197,239.70 and 2,238,287.80

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Solution

The fourth proportional to 2,798,159.80, 4,197,239.70 and 2,238,287.80 is: 3,357,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,159.80 : 4,197,239.70 = 2,238,287.80 : x
  2. Step 2: Convert to fraction form
    2,798,159.80/4,197,239.70 = 2,238,287.80/x
  3. Step 3: Cross multiply
    2,798,159.80x = 4,197,239.70 × 2,238,287.80
  4. Step 4: Simplify right side
    2,798,159.80x = 9,394,630,414,185.66
  5. Step 5: Solve for x
    x = 9,394,630,414,185.66/2,798,159.80
  6. Step 6: Final answer
    x = 3,357,431.70

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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.