Home / 1,401,828-2,102,741.78-336,870.06

Finding the Fourth Proportional to 1,401,828, 2,102,741.78 and 336,870.06

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Solution

The fourth proportional to 1,401,828, 2,102,741.78 and 336,870.06 is: 505,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,828 : 2,102,741.78 = 336,870.06 : x
  2. Step 2: Convert to fraction form
    1,401,828/2,102,741.78 = 336,870.06/x
  3. Step 3: Cross multiply
    1,401,828x = 2,102,741.78 × 336,870.06
  4. Step 4: Simplify right side
    1,401,828x = 708,350,747,908.76
  5. Step 5: Solve for x
    x = 708,350,747,908.76/1,401,828
  6. Step 6: Final answer
    x = 505,305.04

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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.