Home / 1,401,814.68-2,102,721.80-336,856.74

Finding the Fourth Proportional to 1,401,814.68, 2,102,721.80 and 336,856.74

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Solution

The fourth proportional to 1,401,814.68, 2,102,721.80 and 336,856.74 is: 505,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,814.68 : 2,102,721.80 = 336,856.74 : x
  2. Step 2: Convert to fraction form
    1,401,814.68/2,102,721.80 = 336,856.74/x
  3. Step 3: Cross multiply
    1,401,814.68x = 2,102,721.80 × 336,856.74
  4. Step 4: Simplify right side
    1,401,814.68x = 708,316,008,990.65
  5. Step 5: Solve for x
    x = 708,316,008,990.65/1,401,814.68
  6. Step 6: Final answer
    x = 505,285.06

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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.