Finding the Third Proportional to 727,615.50 and 1,530,639
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Solution
The third proportional to 727,615.50 and 1,530,639 is: 3,219,909.07
Step by Step Solution
- Step 1: Write the proportion equation
727,615.50 : 1,530,639 = 1,530,639 : x - Step 2: Convert to fraction form
727,615.50/1,530,639 = 1,530,639/x - Step 3: Cross multiply
727,615.50x = 1,530,639 × 1,530,639 - Step 4: Simplify right side
727,615.50x = 2,342,855,748,321 - Step 5: Solve for x
x = 2,342,855,748,321/727,615.50 - Step 6: Final answer
x = 3,219,909.07
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.