Home / 4,734,232.40-7,101,348.60-3,978,405.20

Finding the Fourth Proportional to 4,734,232.40, 7,101,348.60 and 3,978,405.20

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Solution

The fourth proportional to 4,734,232.40, 7,101,348.60 and 3,978,405.20 is: 5,967,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,734,232.40 : 7,101,348.60 = 3,978,405.20 : x
  2. Step 2: Convert to fraction form
    4,734,232.40/7,101,348.60 = 3,978,405.20/x
  3. Step 3: Cross multiply
    4,734,232.40x = 7,101,348.60 × 3,978,405.20
  4. Step 4: Simplify right side
    4,734,232.40x = 28,252,042,197,252.72
  5. Step 5: Solve for x
    x = 28,252,042,197,252.72/4,734,232.40
  6. Step 6: Final answer
    x = 5,967,607.80

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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.