Finding the Fourth Proportional to 1,199,160.12, 1,654,935.30 and 682,935.84
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Solution
The fourth proportional to 1,199,160.12, 1,654,935.30 and 682,935.84 is: 942,505.18
Step by Step Solution
- Step 1: Write the proportion equation
1,199,160.12 : 1,654,935.30 = 682,935.84 : x - Step 2: Convert to fraction form
1,199,160.12/1,654,935.30 = 682,935.84/x - Step 3: Cross multiply
1,199,160.12x = 1,654,935.30 × 682,935.84 - Step 4: Simplify right side
1,199,160.12x = 1,130,214,629,251.15 - Step 5: Solve for x
x = 1,130,214,629,251.15/1,199,160.12 - Step 6: Final answer
x = 942,505.18
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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.