Home / 1,489,757.75-2,234,657.23-424,799.67

Finding the Fourth Proportional to 1,489,757.75, 2,234,657.23 and 424,799.67

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Solution

The fourth proportional to 1,489,757.75, 2,234,657.23 and 424,799.67 is: 637,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,757.75 : 2,234,657.23 = 424,799.67 : x
  2. Step 2: Convert to fraction form
    1,489,757.75/2,234,657.23 = 424,799.67/x
  3. Step 3: Cross multiply
    1,489,757.75x = 2,234,657.23 × 424,799.67
  4. Step 4: Simplify right side
    1,489,757.75x = 949,281,648,615.13
  5. Step 5: Solve for x
    x = 949,281,648,615.13/1,489,757.75
  6. Step 6: Final answer
    x = 637,205.38

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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.