Finding the Third Proportional to 619,642.50 and 1,361,235
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Solution
The third proportional to 619,642.50 and 1,361,235 is: 2,990,370.62
Step by Step Solution
- Step 1: Write the proportion equation
619,642.50 : 1,361,235 = 1,361,235 : x - Step 2: Convert to fraction form
619,642.50/1,361,235 = 1,361,235/x - Step 3: Cross multiply
619,642.50x = 1,361,235 × 1,361,235 - Step 4: Simplify right side
619,642.50x = 1,852,960,725,225 - Step 5: Solve for x
x = 1,852,960,725,225/619,642.50 - Step 6: Final answer
x = 2,990,370.62
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.