Home / 3,847,572.74-5,309,456.10-2,105,204.42

Finding the Fourth Proportional to 3,847,572.74, 5,309,456.10 and 2,105,204.42

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Solution

The fourth proportional to 3,847,572.74, 5,309,456.10 and 2,105,204.42 is: 2,905,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,572.74 : 5,309,456.10 = 2,105,204.42 : x
  2. Step 2: Convert to fraction form
    3,847,572.74/5,309,456.10 = 2,105,204.42/x
  3. Step 3: Cross multiply
    3,847,572.74x = 5,309,456.10 × 2,105,204.42
  4. Step 4: Simplify right side
    3,847,572.74x = 11,177,490,449,515.96
  5. Step 5: Solve for x
    x = 11,177,490,449,515.96/3,847,572.74
  6. Step 6: Final answer
    x = 2,905,075.80

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Double scale
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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.