Home / 2,646,548.80-3,969,823.20-2,415,601.60

Finding the Fourth Proportional to 2,646,548.80, 3,969,823.20 and 2,415,601.60

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Solution

The fourth proportional to 2,646,548.80, 3,969,823.20 and 2,415,601.60 is: 3,623,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,646,548.80 : 3,969,823.20 = 2,415,601.60 : x
  2. Step 2: Convert to fraction form
    2,646,548.80/3,969,823.20 = 2,415,601.60/x
  3. Step 3: Cross multiply
    2,646,548.80x = 3,969,823.20 × 2,415,601.60
  4. Step 4: Simplify right side
    2,646,548.80x = 9,589,511,273,637.12
  5. Step 5: Solve for x
    x = 9,589,511,273,637.12/2,646,548.80
  6. Step 6: Final answer
    x = 3,623,402.40

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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.