Home / 2,603,440.89-3,907,680.20-1,256,551.63

Finding the Fourth Proportional to 2,603,440.89, 3,907,680.20 and 1,256,551.63

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Solution

The fourth proportional to 2,603,440.89, 3,907,680.20 and 1,256,551.63 is: 1,886,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603,440.89 : 3,907,680.20 = 1,256,551.63 : x
  2. Step 2: Convert to fraction form
    2,603,440.89/3,907,680.20 = 1,256,551.63/x
  3. Step 3: Cross multiply
    2,603,440.89x = 3,907,680.20 × 1,256,551.63
  4. Step 4: Simplify right side
    2,603,440.89x = 4,910,201,924,828.73
  5. Step 5: Solve for x
    x = 4,910,201,924,828.73/2,603,440.89
  6. Step 6: Final answer
    x = 1,886,043.18

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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.