Home / 4,891,051.20-7,329,941.28-2,760,081.60

Finding the Fourth Proportional to 4,891,051.20, 7,329,941.28 and 2,760,081.60

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Solution

The fourth proportional to 4,891,051.20, 7,329,941.28 and 2,760,081.60 is: 4,136,377.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,051.20 : 7,329,941.28 = 2,760,081.60 : x
  2. Step 2: Convert to fraction form
    4,891,051.20/7,329,941.28 = 2,760,081.60/x
  3. Step 3: Cross multiply
    4,891,051.20x = 7,329,941.28 × 2,760,081.60
  4. Step 4: Simplify right side
    4,891,051.20x = 20,231,236,056,008.45
  5. Step 5: Solve for x
    x = 20,231,236,056,008.45/4,891,051.20
  6. Step 6: Final answer
    x = 4,136,377.89

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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.