Finding the Third Proportional to 644,547 and 1,382,358
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Solution
The third proportional to 644,547 and 1,382,358 is: 2,964,739.02
Step by Step Solution
- Step 1: Write the proportion equation
644,547 : 1,382,358 = 1,382,358 : x - Step 2: Convert to fraction form
644,547/1,382,358 = 1,382,358/x - Step 3: Cross multiply
644,547x = 1,382,358 × 1,382,358 - Step 4: Simplify right side
644,547x = 1,910,913,640,164 - Step 5: Solve for x
x = 1,910,913,640,164/644,547 - Step 6: Final answer
x = 2,964,739.02
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.