Home / 4,788,270.40-7,182,405.60-2,993,180.80

Finding the Fourth Proportional to 4,788,270.40, 7,182,405.60 and 2,993,180.80

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Solution

The fourth proportional to 4,788,270.40, 7,182,405.60 and 2,993,180.80 is: 4,489,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,270.40 : 7,182,405.60 = 2,993,180.80 : x
  2. Step 2: Convert to fraction form
    4,788,270.40/7,182,405.60 = 2,993,180.80/x
  3. Step 3: Cross multiply
    4,788,270.40x = 7,182,405.60 × 2,993,180.80
  4. Step 4: Simplify right side
    4,788,270.40x = 21,498,238,539,732.48
  5. Step 5: Solve for x
    x = 21,498,238,539,732.48/4,788,270.40
  6. Step 6: Final answer
    x = 4,489,771.20

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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.