Finding the Fourth Proportional to 3,031,435.72, 4,183,372.74 and 1,673,299
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Solution
The fourth proportional to 3,031,435.72, 4,183,372.74 and 1,673,299 is: 2,309,147.90
Step by Step Solution
- Step 1: Write the proportion equation
3,031,435.72 : 4,183,372.74 = 1,673,299 : x - Step 2: Convert to fraction form
3,031,435.72/4,183,372.74 = 1,673,299/x - Step 3: Cross multiply
3,031,435.72x = 4,183,372.74 × 1,673,299 - Step 4: Simplify right side
3,031,435.72x = 7,000,033,422,469.26 - Step 5: Solve for x
x = 7,000,033,422,469.26/3,031,435.72 - Step 6: Final answer
x = 2,309,147.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.