Home / 1,339,939.72-2,010,220.44-441,349.21

Finding the Fourth Proportional to 1,339,939.72, 2,010,220.44 and 441,349.21

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Solution

The fourth proportional to 1,339,939.72, 2,010,220.44 and 441,349.21 is: 662,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,939.72 : 2,010,220.44 = 441,349.21 : x
  2. Step 2: Convert to fraction form
    1,339,939.72/2,010,220.44 = 441,349.21/x
  3. Step 3: Cross multiply
    1,339,939.72x = 2,010,220.44 × 441,349.21
  4. Step 4: Simplify right side
    1,339,939.72x = 887,209,203,119.85
  5. Step 5: Solve for x
    x = 887,209,203,119.85/1,339,939.72
  6. Step 6: Final answer
    x = 662,126.21

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1.5x scale

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.