Finding the Fourth Proportional to 1,062,021.12, 1,465,027.84 and 631,994.88
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Solution
The fourth proportional to 1,062,021.12, 1,465,027.84 and 631,994.88 is: 871,818.91
Step by Step Solution
- Step 1: Write the proportion equation
1,062,021.12 : 1,465,027.84 = 631,994.88 : x - Step 2: Convert to fraction form
1,062,021.12/1,465,027.84 = 631,994.88/x - Step 3: Cross multiply
1,062,021.12x = 1,465,027.84 × 631,994.88 - Step 4: Simplify right side
1,062,021.12x = 925,890,093,937.46 - Step 5: Solve for x
x = 925,890,093,937.46/1,062,021.12 - Step 6: Final answer
x = 871,818.91
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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.