Home / 2,788,680.40-4,182,934.20-794,136.40

Finding the Fourth Proportional to 2,788,680.40, 4,182,934.20 and 794,136.40

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Solution

The fourth proportional to 2,788,680.40, 4,182,934.20 and 794,136.40 is: 1,191,180.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,680.40 : 4,182,934.20 = 794,136.40 : x
  2. Step 2: Convert to fraction form
    2,788,680.40/4,182,934.20 = 794,136.40/x
  3. Step 3: Cross multiply
    2,788,680.40x = 4,182,934.20 × 794,136.40
  4. Step 4: Simplify right side
    2,788,680.40x = 3,321,820,307,024.88
  5. Step 5: Solve for x
    x = 3,321,820,307,024.88/2,788,680.40
  6. Step 6: Final answer
    x = 1,191,180.00

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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.