Home / 4,228,012.76-5,832,217.50-2,698,395.80

Finding the Fourth Proportional to 4,228,012.76, 5,832,217.50 and 2,698,395.80

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Solution

The fourth proportional to 4,228,012.76, 5,832,217.50 and 2,698,395.80 is: 3,722,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228,012.76 : 5,832,217.50 = 2,698,395.80 : x
  2. Step 2: Convert to fraction form
    4,228,012.76/5,832,217.50 = 2,698,395.80/x
  3. Step 3: Cross multiply
    4,228,012.76x = 5,832,217.50 × 2,698,395.80
  4. Step 4: Simplify right side
    4,228,012.76x = 15,737,631,206,686.50
  5. Step 5: Solve for x
    x = 15,737,631,206,686.50/4,228,012.76
  6. Step 6: Final answer
    x = 3,722,228.88

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Double scale
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1.5x scale

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.