Finding the Third Proportional to 688,331 and 1,476,305
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Solution
The third proportional to 688,331 and 1,476,305 is: 3,166,320.35
Step by Step Solution
- Step 1: Write the proportion equation
688,331 : 1,476,305 = 1,476,305 : x - Step 2: Convert to fraction form
688,331/1,476,305 = 1,476,305/x - Step 3: Cross multiply
688,331x = 1,476,305 × 1,476,305 - Step 4: Simplify right side
688,331x = 2,179,476,453,025 - Step 5: Solve for x
x = 2,179,476,453,025/688,331 - Step 6: Final answer
x = 3,166,320.35
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.