Finding the Third Proportional to 864,440 and 1,268,634
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Solution
The third proportional to 864,440 and 1,268,634 is: 1,861,820.63
Step by Step Solution
- Step 1: Write the proportion equation
864,440 : 1,268,634 = 1,268,634 : x - Step 2: Convert to fraction form
864,440/1,268,634 = 1,268,634/x - Step 3: Cross multiply
864,440x = 1,268,634 × 1,268,634 - Step 4: Simplify right side
864,440x = 1,609,432,225,956 - Step 5: Solve for x
x = 1,609,432,225,956/864,440 - Step 6: Final answer
x = 1,861,820.63
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.