Home / 2,425,409.70-3,638,127.15-628,167.30

Finding the Fourth Proportional to 2,425,409.70, 3,638,127.15 and 628,167.30

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Solution

The fourth proportional to 2,425,409.70, 3,638,127.15 and 628,167.30 is: 942,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,409.70 : 3,638,127.15 = 628,167.30 : x
  2. Step 2: Convert to fraction form
    2,425,409.70/3,638,127.15 = 628,167.30/x
  3. Step 3: Cross multiply
    2,425,409.70x = 3,638,127.15 × 628,167.30
  4. Step 4: Simplify right side
    2,425,409.70x = 2,285,352,508,872.20
  5. Step 5: Solve for x
    x = 2,285,352,508,872.20/2,425,409.70
  6. Step 6: Final answer
    x = 942,254.21

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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.