Finding the Fourth Proportional to 1,463,749.18, 2,021,213.84 and 920,060.07
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Solution
The fourth proportional to 1,463,749.18, 2,021,213.84 and 920,060.07 is: 1,270,462.30
Step by Step Solution
- Step 1: Write the proportion equation
1,463,749.18 : 2,021,213.84 = 920,060.07 : x - Step 2: Convert to fraction form
1,463,749.18/2,021,213.84 = 920,060.07/x - Step 3: Cross multiply
1,463,749.18x = 2,021,213.84 × 920,060.07 - Step 4: Simplify right side
1,463,749.18x = 1,859,638,140,110.85 - Step 5: Solve for x
x = 1,859,638,140,110.85/1,463,749.18 - Step 6: Final answer
x = 1,270,462.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.