Home / 2,425,564.40-3,638,519.40-742,665.20

Finding the Fourth Proportional to 2,425,564.40, 3,638,519.40 and 742,665.20

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Solution

The fourth proportional to 2,425,564.40, 3,638,519.40 and 742,665.20 is: 1,114,050.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,564.40 : 3,638,519.40 = 742,665.20 : x
  2. Step 2: Convert to fraction form
    2,425,564.40/3,638,519.40 = 742,665.20/x
  3. Step 3: Cross multiply
    2,425,564.40x = 3,638,519.40 × 742,665.20
  4. Step 4: Simplify right side
    2,425,564.40x = 2,702,201,737,904.88
  5. Step 5: Solve for x
    x = 2,702,201,737,904.88/2,425,564.40
  6. Step 6: Final answer
    x = 1,114,050.71

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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.