Finding the Third Proportional to 453,822.75 and 990,169.31
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Solution
The third proportional to 453,822.75 and 990,169.31 is: 2,160,392.50
Step by Step Solution
- Step 1: Write the proportion equation
453,822.75 : 990,169.31 = 990,169.31 : x - Step 2: Convert to fraction form
453,822.75/990,169.31 = 990,169.31/x - Step 3: Cross multiply
453,822.75x = 990,169.31 × 990,169.31 - Step 4: Simplify right side
453,822.75x = 980,435,267,416.72 - Step 5: Solve for x
x = 980,435,267,416.72/453,822.75 - Step 6: Final answer
x = 2,160,392.50
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.