Finding the Third Proportional to 690,590 and 1,509,266
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Solution
The third proportional to 690,590 and 1,509,266 is: 3,298,460.53
Step by Step Solution
- Step 1: Write the proportion equation
690,590 : 1,509,266 = 1,509,266 : x - Step 2: Convert to fraction form
690,590/1,509,266 = 1,509,266/x - Step 3: Cross multiply
690,590x = 1,509,266 × 1,509,266 - Step 4: Simplify right side
690,590x = 2,277,883,858,756 - Step 5: Solve for x
x = 2,277,883,858,756/690,590 - Step 6: Final answer
x = 3,298,460.53
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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.