Finding the Third Proportional to 988,687.75 and 2,126,415.50
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Solution
The third proportional to 988,687.75 and 2,126,415.50 is: 4,573,378.07
Step by Step Solution
- Step 1: Write the proportion equation
988,687.75 : 2,126,415.50 = 2,126,415.50 : x - Step 2: Convert to fraction form
988,687.75/2,126,415.50 = 2,126,415.50/x - Step 3: Cross multiply
988,687.75x = 2,126,415.50 × 2,126,415.50 - Step 4: Simplify right side
988,687.75x = 4,521,642,878,640.25 - Step 5: Solve for x
x = 4,521,642,878,640.25/988,687.75 - Step 6: Final answer
x = 4,573,378.07
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.