Finding the Fourth Proportional to 1,908,130.89, 2,862,560.84 and 629,106.87
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Solution
The fourth proportional to 1,908,130.89, 2,862,560.84 and 629,106.87 is: 943,780.48
Step by Step Solution
- Step 1: Write the proportion equation
1,908,130.89 : 2,862,560.84 = 629,106.87 : x - Step 2: Convert to fraction form
1,908,130.89/2,862,560.84 = 629,106.87/x - Step 3: Cross multiply
1,908,130.89x = 2,862,560.84 × 629,106.87 - Step 4: Simplify right side
1,908,130.89x = 1,800,856,690,236.97 - Step 5: Solve for x
x = 1,800,856,690,236.97/1,908,130.89 - Step 6: Final answer
x = 943,780.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.