Home / 1,401,819.30-2,102,728.72-336,861.36

Finding the Fourth Proportional to 1,401,819.30, 2,102,728.72 and 336,861.36

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Solution

The fourth proportional to 1,401,819.30, 2,102,728.72 and 336,861.36 is: 505,291.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,819.30 : 2,102,728.72 = 336,861.36 : x
  2. Step 2: Convert to fraction form
    1,401,819.30/2,102,728.72 = 336,861.36/x
  3. Step 3: Cross multiply
    1,401,819.30x = 2,102,728.72 × 336,861.36
  4. Step 4: Simplify right side
    1,401,819.30x = 708,328,056,330.26
  5. Step 5: Solve for x
    x = 708,328,056,330.26/1,401,819.30
  6. Step 6: Final answer
    x = 505,291.98

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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.