Home / 1,401,317.86-2,101,976.82-336,359.92

Finding the Fourth Proportional to 1,401,317.86, 2,101,976.82 and 336,359.92

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Solution

The fourth proportional to 1,401,317.86, 2,101,976.82 and 336,359.92 is: 504,539.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,317.86 : 2,101,976.82 = 336,359.92 : x
  2. Step 2: Convert to fraction form
    1,401,317.86/2,101,976.82 = 336,359.92/x
  3. Step 3: Cross multiply
    1,401,317.86x = 2,101,976.82 × 336,359.92
  4. Step 4: Simplify right side
    1,401,317.86x = 707,020,748,080.31
  5. Step 5: Solve for x
    x = 707,020,748,080.31/1,401,317.86
  6. Step 6: Final answer
    x = 504,539.88

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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.