Home / 1,401,814.31-2,102,721.23-336,856.37

Finding the Fourth Proportional to 1,401,814.31, 2,102,721.23 and 336,856.37

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Solution

The fourth proportional to 1,401,814.31, 2,102,721.23 and 336,856.37 is: 505,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,814.31 : 2,102,721.23 = 336,856.37 : x
  2. Step 2: Convert to fraction form
    1,401,814.31/2,102,721.23 = 336,856.37/x
  3. Step 3: Cross multiply
    1,401,814.31x = 2,102,721.23 × 336,856.37
  4. Step 4: Simplify right side
    1,401,814.31x = 708,315,028,461.85
  5. Step 5: Solve for x
    x = 708,315,028,461.85/1,401,814.31
  6. Step 6: Final answer
    x = 505,284.49

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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.