Home / 3,622,466.20-5,430,243.30-1,347,381.40

Finding the Fourth Proportional to 3,622,466.20, 5,430,243.30 and 1,347,381.40

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Solution

The fourth proportional to 3,622,466.20, 5,430,243.30 and 1,347,381.40 is: 2,019,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,466.20 : 5,430,243.30 = 1,347,381.40 : x
  2. Step 2: Convert to fraction form
    3,622,466.20/5,430,243.30 = 1,347,381.40/x
  3. Step 3: Cross multiply
    3,622,466.20x = 5,430,243.30 × 1,347,381.40
  4. Step 4: Simplify right side
    3,622,466.20x = 7,316,608,819,894.62
  5. Step 5: Solve for x
    x = 7,316,608,819,894.62/3,622,466.20
  6. Step 6: Final answer
    x = 2,019,786.64

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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.