Finding the Fourth Proportional to 1,132,047.05, 1,691,602.92 and 860,684.09
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Solution
The fourth proportional to 1,132,047.05, 1,691,602.92 and 860,684.09 is: 1,286,108.84
Step by Step Solution
- Step 1: Write the proportion equation
1,132,047.05 : 1,691,602.92 = 860,684.09 : x - Step 2: Convert to fraction form
1,132,047.05/1,691,602.92 = 860,684.09/x - Step 3: Cross multiply
1,132,047.05x = 1,691,602.92 × 860,684.09 - Step 4: Simplify right side
1,132,047.05x = 1,455,935,711,383.53 - Step 5: Solve for x
x = 1,455,935,711,383.53/1,132,047.05 - Step 6: Final answer
x = 1,286,108.84
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.