Home / 3,086,369.21-4,259,143.37-1,709,708.81

Finding the Fourth Proportional to 3,086,369.21, 4,259,143.37 and 1,709,708.81

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Solution

The fourth proportional to 3,086,369.21, 4,259,143.37 and 1,709,708.81 is: 2,359,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,369.21 : 4,259,143.37 = 1,709,708.81 : x
  2. Step 2: Convert to fraction form
    3,086,369.21/4,259,143.37 = 1,709,708.81/x
  3. Step 3: Cross multiply
    3,086,369.21x = 4,259,143.37 × 1,709,708.81
  4. Step 4: Simplify right side
    3,086,369.21x = 7,281,894,925,720.64
  5. Step 5: Solve for x
    x = 7,281,894,925,720.64/3,086,369.21
  6. Step 6: Final answer
    x = 2,359,372.59

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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.