Home / 3,621,393.90-5,432,103-1,347,419.34

Finding the Fourth Proportional to 3,621,393.90, 5,432,103 and 1,347,419.34

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Solution

The fourth proportional to 3,621,393.90, 5,432,103 and 1,347,419.34 is: 2,021,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,393.90 : 5,432,103 = 1,347,419.34 : x
  2. Step 2: Convert to fraction form
    3,621,393.90/5,432,103 = 1,347,419.34/x
  3. Step 3: Cross multiply
    3,621,393.90x = 5,432,103 × 1,347,419.34
  4. Step 4: Simplify right side
    3,621,393.90x = 7,319,320,639,072.02
  5. Step 5: Solve for x
    x = 7,319,320,639,072.02/3,621,393.90
  6. Step 6: Final answer
    x = 2,021,133.53

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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.