Home / 3,086,371.21-4,259,146.13-1,709,710.81

Finding the Fourth Proportional to 3,086,371.21, 4,259,146.13 and 1,709,710.81

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Solution

The fourth proportional to 3,086,371.21, 4,259,146.13 and 1,709,710.81 is: 2,359,375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,371.21 : 4,259,146.13 = 1,709,710.81 : x
  2. Step 2: Convert to fraction form
    3,086,371.21/4,259,146.13 = 1,709,710.81/x
  3. Step 3: Cross multiply
    3,086,371.21x = 4,259,146.13 × 1,709,710.81
  4. Step 4: Simplify right side
    3,086,371.21x = 7,281,908,179,830.67
  5. Step 5: Solve for x
    x = 7,281,908,179,830.67/3,086,371.21
  6. Step 6: Final answer
    x = 2,359,375.36

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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.