Home / 3,405,505.38-5,108,782.98-1,161,118.50

Finding the Fourth Proportional to 3,405,505.38, 5,108,782.98 and 1,161,118.50

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Solution

The fourth proportional to 3,405,505.38, 5,108,782.98 and 1,161,118.50 is: 1,741,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,505.38 : 5,108,782.98 = 1,161,118.50 : x
  2. Step 2: Convert to fraction form
    3,405,505.38/5,108,782.98 = 1,161,118.50/x
  3. Step 3: Cross multiply
    3,405,505.38x = 5,108,782.98 × 1,161,118.50
  4. Step 4: Simplify right side
    3,405,505.38x = 5,931,902,430,563.13
  5. Step 5: Solve for x
    x = 5,931,902,430,563.13/3,405,505.38
  6. Step 6: Final answer
    x = 1,741,856.72

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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.