Finding the Third Proportional to 454,930.17 and 990,130.08
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Solution
The third proportional to 454,930.17 and 990,130.08 is: 2,154,962.74
Step by Step Solution
- Step 1: Write the proportion equation
454,930.17 : 990,130.08 = 990,130.08 : x - Step 2: Convert to fraction form
454,930.17/990,130.08 = 990,130.08/x - Step 3: Cross multiply
454,930.17x = 990,130.08 × 990,130.08 - Step 4: Simplify right side
454,930.17x = 980,357,571,607.82 - Step 5: Solve for x
x = 980,357,571,607.82/454,930.17 - Step 6: Final answer
x = 2,154,962.74
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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.