Home / 3,586,231.80-5,379,347.70-1,342,078.20

Finding the Fourth Proportional to 3,586,231.80, 5,379,347.70 and 1,342,078.20

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Solution

The fourth proportional to 3,586,231.80, 5,379,347.70 and 1,342,078.20 is: 2,013,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,231.80 : 5,379,347.70 = 1,342,078.20 : x
  2. Step 2: Convert to fraction form
    3,586,231.80/5,379,347.70 = 1,342,078.20/x
  3. Step 3: Cross multiply
    3,586,231.80x = 5,379,347.70 × 1,342,078.20
  4. Step 4: Simplify right side
    3,586,231.80x = 7,219,505,278,390.14
  5. Step 5: Solve for x
    x = 7,219,505,278,390.14/3,586,231.80
  6. Step 6: Final answer
    x = 2,013,117.30

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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.