Home / 2,425,243.20-3,638,383.20-742,516.80

Finding the Fourth Proportional to 2,425,243.20, 3,638,383.20 and 742,516.80

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Solution

The fourth proportional to 2,425,243.20, 3,638,383.20 and 742,516.80 is: 1,113,933.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,243.20 : 3,638,383.20 = 742,516.80 : x
  2. Step 2: Convert to fraction form
    2,425,243.20/3,638,383.20 = 742,516.80/x
  3. Step 3: Cross multiply
    2,425,243.20x = 3,638,383.20 × 742,516.80
  4. Step 4: Simplify right side
    2,425,243.20x = 2,701,560,650,837.76
  5. Step 5: Solve for x
    x = 2,701,560,650,837.76/2,425,243.20
  6. Step 6: Final answer
    x = 1,113,933.91

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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.