Finding the Third Proportional to 812,448 and 1,135,815.75
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Solution
The third proportional to 812,448 and 1,135,815.75 is: 1,587,889.22
Step by Step Solution
- Step 1: Write the proportion equation
812,448 : 1,135,815.75 = 1,135,815.75 : x - Step 2: Convert to fraction form
812,448/1,135,815.75 = 1,135,815.75/x - Step 3: Cross multiply
812,448x = 1,135,815.75 × 1,135,815.75 - Step 4: Simplify right side
812,448x = 1,290,077,417,948.06 - Step 5: Solve for x
x = 1,290,077,417,948.06/812,448 - Step 6: Final answer
x = 1,587,889.22
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.