Home / 2,628,183.12-3,942,306.27-1,031,498.16

Finding the Fourth Proportional to 2,628,183.12, 3,942,306.27 and 1,031,498.16

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Solution

The fourth proportional to 2,628,183.12, 3,942,306.27 and 1,031,498.16 is: 1,547,259.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,183.12 : 3,942,306.27 = 1,031,498.16 : x
  2. Step 2: Convert to fraction form
    2,628,183.12/3,942,306.27 = 1,031,498.16/x
  3. Step 3: Cross multiply
    2,628,183.12x = 3,942,306.27 × 1,031,498.16
  4. Step 4: Simplify right side
    2,628,183.12x = 4,066,481,663,661.46
  5. Step 5: Solve for x
    x = 4,066,481,663,661.46/2,628,183.12
  6. Step 6: Final answer
    x = 1,547,259.64

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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.