Home / 2,628,183.87-3,942,307.40-1,031,498.91

Finding the Fourth Proportional to 2,628,183.87, 3,942,307.40 and 1,031,498.91

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Solution

The fourth proportional to 2,628,183.87, 3,942,307.40 and 1,031,498.91 is: 1,547,260.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,183.87 : 3,942,307.40 = 1,031,498.91 : x
  2. Step 2: Convert to fraction form
    2,628,183.87/3,942,307.40 = 1,031,498.91/x
  3. Step 3: Cross multiply
    2,628,183.87x = 3,942,307.40 × 1,031,498.91
  4. Step 4: Simplify right side
    2,628,183.87x = 4,066,485,780,827.44
  5. Step 5: Solve for x
    x = 4,066,485,780,827.44/2,628,183.87
  6. Step 6: Final answer
    x = 1,547,260.76

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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.