Home / 4,912,950.89-6,780,014.80-2,847,974.96

Finding the Fourth Proportional to 4,912,950.89, 6,780,014.80 and 2,847,974.96

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Solution

The fourth proportional to 4,912,950.89, 6,780,014.80 and 2,847,974.96 is: 3,930,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,950.89 : 6,780,014.80 = 2,847,974.96 : x
  2. Step 2: Convert to fraction form
    4,912,950.89/6,780,014.80 = 2,847,974.96/x
  3. Step 3: Cross multiply
    4,912,950.89x = 6,780,014.80 × 2,847,974.96
  4. Step 4: Simplify right side
    4,912,950.89x = 19,309,312,337,809.40
  5. Step 5: Solve for x
    x = 19,309,312,337,809.40/4,912,950.89
  6. Step 6: Final answer
    x = 3,930,288.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.