Finding the Third Proportional to 985,592 and 2,118,420
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Solution
The third proportional to 985,592 and 2,118,420 is: 4,553,307.35
Step by Step Solution
- Step 1: Write the proportion equation
985,592 : 2,118,420 = 2,118,420 : x - Step 2: Convert to fraction form
985,592/2,118,420 = 2,118,420/x - Step 3: Cross multiply
985,592x = 2,118,420 × 2,118,420 - Step 4: Simplify right side
985,592x = 4,487,703,296,400 - Step 5: Solve for x
x = 4,487,703,296,400/985,592 - Step 6: Final answer
x = 4,553,307.35
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.