Home / 2,425,390.70-3,638,098.65-628,148.30

Finding the Fourth Proportional to 2,425,390.70, 3,638,098.65 and 628,148.30

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Solution

The fourth proportional to 2,425,390.70, 3,638,098.65 and 628,148.30 is: 942,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,390.70 : 3,638,098.65 = 628,148.30 : x
  2. Step 2: Convert to fraction form
    2,425,390.70/3,638,098.65 = 628,148.30/x
  3. Step 3: Cross multiply
    2,425,390.70x = 3,638,098.65 × 628,148.30
  4. Step 4: Simplify right side
    2,425,390.70x = 2,285,265,482,229.80
  5. Step 5: Solve for x
    x = 2,285,265,482,229.80/2,425,390.70
  6. Step 6: Final answer
    x = 942,225.71

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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.