Home / 2,686,234.20-4,029,351.30-2,415,629.40

Finding the Fourth Proportional to 2,686,234.20, 4,029,351.30 and 2,415,629.40

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Solution

The fourth proportional to 2,686,234.20, 4,029,351.30 and 2,415,629.40 is: 3,623,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,234.20 : 4,029,351.30 = 2,415,629.40 : x
  2. Step 2: Convert to fraction form
    2,686,234.20/4,029,351.30 = 2,415,629.40/x
  3. Step 3: Cross multiply
    2,686,234.20x = 4,029,351.30 × 2,415,629.40
  4. Step 4: Simplify right side
    2,686,234.20x = 9,733,419,463,208.22
  5. Step 5: Solve for x
    x = 9,733,419,463,208.22/2,686,234.20
  6. Step 6: Final answer
    x = 3,623,444.10

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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.