Home / 1,843,329.78-2,765,461.20-513,633.78

Finding the Fourth Proportional to 1,843,329.78, 2,765,461.20 and 513,633.78

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Solution

The fourth proportional to 1,843,329.78, 2,765,461.20 and 513,633.78 is: 770,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,329.78 : 2,765,461.20 = 513,633.78 : x
  2. Step 2: Convert to fraction form
    1,843,329.78/2,765,461.20 = 513,633.78/x
  3. Step 3: Cross multiply
    1,843,329.78x = 2,765,461.20 × 513,633.78
  4. Step 4: Simplify right side
    1,843,329.78x = 1,420,434,289,599.34
  5. Step 5: Solve for x
    x = 1,420,434,289,599.34/1,843,329.78
  6. Step 6: Final answer
    x = 770,580.67

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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.