Home / 4,000,538-5,520,700.20-2,164,956.56

Finding the Fourth Proportional to 4,000,538, 5,520,700.20 and 2,164,956.56

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Solution

The fourth proportional to 4,000,538, 5,520,700.20 and 2,164,956.56 is: 2,987,617.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,538 : 5,520,700.20 = 2,164,956.56 : x
  2. Step 2: Convert to fraction form
    4,000,538/5,520,700.20 = 2,164,956.56/x
  3. Step 3: Cross multiply
    4,000,538x = 5,520,700.20 × 2,164,956.56
  4. Step 4: Simplify right side
    4,000,538x = 11,952,076,113,783.31
  5. Step 5: Solve for x
    x = 11,952,076,113,783.31/4,000,538
  6. Step 6: Final answer
    x = 2,987,617.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.