Home / 3,031,731-4,183,788.78-1,673,613.72

Finding the Fourth Proportional to 3,031,731, 4,183,788.78 and 1,673,613.72

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Solution

The fourth proportional to 3,031,731, 4,183,788.78 and 1,673,613.72 is: 2,309,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,731 : 4,183,788.78 = 1,673,613.72 : x
  2. Step 2: Convert to fraction form
    3,031,731/4,183,788.78 = 1,673,613.72/x
  3. Step 3: Cross multiply
    3,031,731x = 4,183,788.78 × 1,673,613.72
  4. Step 4: Simplify right side
    3,031,731x = 7,002,046,303,790.06
  5. Step 5: Solve for x
    x = 7,002,046,303,790.06/3,031,731
  6. Step 6: Final answer
    x = 2,309,586.93

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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.