Home / 1,339,063.56-2,015,834.72-1,219,886.44

Finding the Fourth Proportional to 1,339,063.56, 2,015,834.72 and 1,219,886.44

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Solution

The fourth proportional to 1,339,063.56, 2,015,834.72 and 1,219,886.44 is: 1,836,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,063.56 : 2,015,834.72 = 1,219,886.44 : x
  2. Step 2: Convert to fraction form
    1,339,063.56/2,015,834.72 = 1,219,886.44/x
  3. Step 3: Cross multiply
    1,339,063.56x = 2,015,834.72 × 1,219,886.44
  4. Step 4: Simplify right side
    1,339,063.56x = 2,459,089,440,209.20
  5. Step 5: Solve for x
    x = 2,459,089,440,209.20/1,339,063.56
  6. Step 6: Final answer
    x = 1,836,424.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.