Finding the Third Proportional to 788,418 and 1,729,440
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Solution
The third proportional to 788,418 and 1,729,440 is: 3,793,625.61
Step by Step Solution
- Step 1: Write the proportion equation
788,418 : 1,729,440 = 1,729,440 : x - Step 2: Convert to fraction form
788,418/1,729,440 = 1,729,440/x - Step 3: Cross multiply
788,418x = 1,729,440 × 1,729,440 - Step 4: Simplify right side
788,418x = 2,990,962,713,600 - Step 5: Solve for x
x = 2,990,962,713,600/788,418 - Step 6: Final answer
x = 3,793,625.61
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.