Home / 2,788,647.90-4,182,885.45-794,103.90

Finding the Fourth Proportional to 2,788,647.90, 4,182,885.45 and 794,103.90

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Solution

The fourth proportional to 2,788,647.90, 4,182,885.45 and 794,103.90 is: 1,191,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,647.90 : 4,182,885.45 = 794,103.90 : x
  2. Step 2: Convert to fraction form
    2,788,647.90/4,182,885.45 = 794,103.90/x
  3. Step 3: Cross multiply
    2,788,647.90x = 4,182,885.45 × 794,103.90
  4. Step 4: Simplify right side
    2,788,647.90x = 3,321,645,649,098.26
  5. Step 5: Solve for x
    x = 3,321,645,649,098.26/2,788,647.90
  6. Step 6: Final answer
    x = 1,191,131.25

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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.