Home / 1,433,907.38-2,150,861.07-436,635.38

Finding the Fourth Proportional to 1,433,907.38, 2,150,861.07 and 436,635.38

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Solution

The fourth proportional to 1,433,907.38, 2,150,861.07 and 436,635.38 is: 654,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,907.38 : 2,150,861.07 = 436,635.38 : x
  2. Step 2: Convert to fraction form
    1,433,907.38/2,150,861.07 = 436,635.38/x
  3. Step 3: Cross multiply
    1,433,907.38x = 2,150,861.07 × 436,635.38
  4. Step 4: Simplify right side
    1,433,907.38x = 939,142,029,872.35
  5. Step 5: Solve for x
    x = 939,142,029,872.35/1,433,907.38
  6. Step 6: Final answer
    x = 654,953.06

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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.