Finding the Third Proportional to 847,728 and 1,271,605.50
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Solution
The third proportional to 847,728 and 1,271,605.50 is: 1,907,428.50
Step by Step Solution
- Step 1: Write the proportion equation
847,728 : 1,271,605.50 = 1,271,605.50 : x - Step 2: Convert to fraction form
847,728/1,271,605.50 = 1,271,605.50/x - Step 3: Cross multiply
847,728x = 1,271,605.50 × 1,271,605.50 - Step 4: Simplify right side
847,728x = 1,616,980,547,630.25 - Step 5: Solve for x
x = 1,616,980,547,630.25/847,728 - Step 6: Final answer
x = 1,907,428.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.