Finding the Third Proportional to 921,894.75 and 1,442,989.69
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Solution
The third proportional to 921,894.75 and 1,442,989.69 is: 2,258,630.11
Step by Step Solution
- Step 1: Write the proportion equation
921,894.75 : 1,442,989.69 = 1,442,989.69 : x - Step 2: Convert to fraction form
921,894.75/1,442,989.69 = 1,442,989.69/x - Step 3: Cross multiply
921,894.75x = 1,442,989.69 × 1,442,989.69 - Step 4: Simplify right side
921,894.75x = 2,082,219,238,231.35 - Step 5: Solve for x
x = 2,082,219,238,231.35/921,894.75 - Step 6: Final answer
x = 2,258,630.11
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.