Home / 3,885,823.80-5,828,735.70-2,206,207.80

Finding the Fourth Proportional to 3,885,823.80, 5,828,735.70 and 2,206,207.80

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Solution

The fourth proportional to 3,885,823.80, 5,828,735.70 and 2,206,207.80 is: 3,309,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,823.80 : 5,828,735.70 = 2,206,207.80 : x
  2. Step 2: Convert to fraction form
    3,885,823.80/5,828,735.70 = 2,206,207.80/x
  3. Step 3: Cross multiply
    3,885,823.80x = 5,828,735.70 × 2,206,207.80
  4. Step 4: Simplify right side
    3,885,823.80x = 12,859,402,165,478.46
  5. Step 5: Solve for x
    x = 12,859,402,165,478.46/3,885,823.80
  6. Step 6: Final answer
    x = 3,309,311.70

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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.