Finding the Fourth Proportional to 1,054,715.63, 1,582,341.35 and 306,761.63
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Solution
The fourth proportional to 1,054,715.63, 1,582,341.35 and 306,761.63 is: 460,220.36
Step by Step Solution
- Step 1: Write the proportion equation
1,054,715.63 : 1,582,341.35 = 306,761.63 : x - Step 2: Convert to fraction form
1,054,715.63/1,582,341.35 = 306,761.63/x - Step 3: Cross multiply
1,054,715.63x = 1,582,341.35 × 306,761.63 - Step 4: Simplify right side
1,054,715.63x = 485,401,602,296.89 - Step 5: Solve for x
x = 485,401,602,296.89/1,054,715.63 - Step 6: Final answer
x = 460,220.36
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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.