Home / 2,885,604.20-4,328,406.30-2,775,379.40

Finding the Fourth Proportional to 2,885,604.20, 4,328,406.30 and 2,775,379.40

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Solution

The fourth proportional to 2,885,604.20, 4,328,406.30 and 2,775,379.40 is: 4,163,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,604.20 : 4,328,406.30 = 2,775,379.40 : x
  2. Step 2: Convert to fraction form
    2,885,604.20/4,328,406.30 = 2,775,379.40/x
  3. Step 3: Cross multiply
    2,885,604.20x = 4,328,406.30 × 2,775,379.40
  4. Step 4: Simplify right side
    2,885,604.20x = 12,012,969,679,850.22
  5. Step 5: Solve for x
    x = 12,012,969,679,850.22/2,885,604.20
  6. Step 6: Final answer
    x = 4,163,069.10

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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.