Home / 1,297,679.23-1,947,215.99-540,043.03

Finding the Fourth Proportional to 1,297,679.23, 1,947,215.99 and 540,043.03

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Solution

The fourth proportional to 1,297,679.23, 1,947,215.99 and 540,043.03 is: 810,354.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,679.23 : 1,947,215.99 = 540,043.03 : x
  2. Step 2: Convert to fraction form
    1,297,679.23/1,947,215.99 = 540,043.03/x
  3. Step 3: Cross multiply
    1,297,679.23x = 1,947,215.99 × 540,043.03
  4. Step 4: Simplify right side
    1,297,679.23x = 1,051,580,424,050.44
  5. Step 5: Solve for x
    x = 1,051,580,424,050.44/1,297,679.23
  6. Step 6: Final answer
    x = 810,354.67

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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.