Home / 3,207,599.70-4,811,401.82-778,757.59

Finding the Fourth Proportional to 3,207,599.70, 4,811,401.82 and 778,757.59

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Solution

The fourth proportional to 3,207,599.70, 4,811,401.82 and 778,757.59 is: 1,168,136.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,599.70 : 4,811,401.82 = 778,757.59 : x
  2. Step 2: Convert to fraction form
    3,207,599.70/4,811,401.82 = 778,757.59/x
  3. Step 3: Cross multiply
    3,207,599.70x = 4,811,401.82 × 778,757.59
  4. Step 4: Simplify right side
    3,207,599.70x = 3,746,915,693,825.96
  5. Step 5: Solve for x
    x = 3,746,915,693,825.96/3,207,599.70
  6. Step 6: Final answer
    x = 1,168,136.94

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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.