Finding the Third Proportional to 987,012 and 2,143,148
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Solution
The third proportional to 987,012 and 2,143,148 is: 4,653,523.31
Step by Step Solution
- Step 1: Write the proportion equation
987,012 : 2,143,148 = 2,143,148 : x - Step 2: Convert to fraction form
987,012/2,143,148 = 2,143,148/x - Step 3: Cross multiply
987,012x = 2,143,148 × 2,143,148 - Step 4: Simplify right side
987,012x = 4,593,083,349,904 - Step 5: Solve for x
x = 4,593,083,349,904/987,012 - Step 6: Final answer
x = 4,653,523.31
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.