Home / 1,401,317.69-2,101,976.56-336,359.74

Finding the Fourth Proportional to 1,401,317.69, 2,101,976.56 and 336,359.74

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Solution

The fourth proportional to 1,401,317.69, 2,101,976.56 and 336,359.74 is: 504,539.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,317.69 : 2,101,976.56 = 336,359.74 : x
  2. Step 2: Convert to fraction form
    1,401,317.69/2,101,976.56 = 336,359.74/x
  3. Step 3: Cross multiply
    1,401,317.69x = 2,101,976.56 × 336,359.74
  4. Step 4: Simplify right side
    1,401,317.69x = 707,020,292,780.84
  5. Step 5: Solve for x
    x = 707,020,292,780.84/1,401,317.69
  6. Step 6: Final answer
    x = 504,539.62

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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.