Finding the Fourth Proportional to 1,117,602.74, 1,675,230.36 and 548,195.42
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Solution
The fourth proportional to 1,117,602.74, 1,675,230.36 and 548,195.42 is: 821,717.39
Step by Step Solution
- Step 1: Write the proportion equation
1,117,602.74 : 1,675,230.36 = 548,195.42 : x - Step 2: Convert to fraction form
1,117,602.74/1,675,230.36 = 548,195.42/x - Step 3: Cross multiply
1,117,602.74x = 1,675,230.36 × 548,195.42 - Step 4: Simplify right side
1,117,602.74x = 918,353,610,796.95 - Step 5: Solve for x
x = 918,353,610,796.95/1,117,602.74 - Step 6: Final answer
x = 821,717.39
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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.