Home / 1,235,290.20-1,704,682.87-683,953.20

Finding the Fourth Proportional to 1,235,290.20, 1,704,682.87 and 683,953.20

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Solution

The fourth proportional to 1,235,290.20, 1,704,682.87 and 683,953.20 is: 943,845.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,290.20 : 1,704,682.87 = 683,953.20 : x
  2. Step 2: Convert to fraction form
    1,235,290.20/1,704,682.87 = 683,953.20/x
  3. Step 3: Cross multiply
    1,235,290.20x = 1,704,682.87 × 683,953.20
  4. Step 4: Simplify right side
    1,235,290.20x = 1,165,923,302,211.80
  5. Step 5: Solve for x
    x = 1,165,923,302,211.80/1,235,290.20
  6. Step 6: Final answer
    x = 943,845.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.