Home / 2,647,922.40-3,967,801.20-1,970,827.20

Finding the Fourth Proportional to 2,647,922.40, 3,967,801.20 and 1,970,827.20

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Solution

The fourth proportional to 2,647,922.40, 3,967,801.20 and 1,970,827.20 is: 2,953,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,922.40 : 3,967,801.20 = 1,970,827.20 : x
  2. Step 2: Convert to fraction form
    2,647,922.40/3,967,801.20 = 1,970,827.20/x
  3. Step 3: Cross multiply
    2,647,922.40x = 3,967,801.20 × 1,970,827.20
  4. Step 4: Simplify right side
    2,647,922.40x = 7,819,850,529,152.64
  5. Step 5: Solve for x
    x = 7,819,850,529,152.64/2,647,922.40
  6. Step 6: Final answer
    x = 2,953,202.30

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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.