Home / 3,783,481.80-5,221,161.90-2,064,631.56

Finding the Fourth Proportional to 3,783,481.80, 5,221,161.90 and 2,064,631.56

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Solution

The fourth proportional to 3,783,481.80, 5,221,161.90 and 2,064,631.56 is: 2,849,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,481.80 : 5,221,161.90 = 2,064,631.56 : x
  2. Step 2: Convert to fraction form
    3,783,481.80/5,221,161.90 = 2,064,631.56/x
  3. Step 3: Cross multiply
    3,783,481.80x = 5,221,161.90 × 2,064,631.56
  4. Step 4: Simplify right side
    3,783,481.80x = 10,779,775,638,609.56
  5. Step 5: Solve for x
    x = 10,779,775,638,609.56/3,783,481.80
  6. Step 6: Final answer
    x = 2,849,168.10

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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.