Finding the Third Proportional to 1,984,374 and 4,207,192.31
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Solution
The third proportional to 1,984,374 and 4,207,192.31 is: 8,919,924.95
Step by Step Solution
- Step 1: Write the proportion equation
1,984,374 : 4,207,192.31 = 4,207,192.31 : x - Step 2: Convert to fraction form
1,984,374/4,207,192.31 = 4,207,192.31/x - Step 3: Cross multiply
1,984,374x = 4,207,192.31 × 4,207,192.31 - Step 4: Simplify right side
1,984,374x = 17,700,467,154,359.10 - Step 5: Solve for x
x = 17,700,467,154,359.10/1,984,374 - Step 6: Final answer
x = 8,919,924.95
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.