Finding the Fourth Proportional to 1,081,586.08, 1,492,561.36 and 598,138.36
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Solution
The fourth proportional to 1,081,586.08, 1,492,561.36 and 598,138.36 is: 825,415.77
Step by Step Solution
- Step 1: Write the proportion equation
1,081,586.08 : 1,492,561.36 = 598,138.36 : x - Step 2: Convert to fraction form
1,081,586.08/1,492,561.36 = 598,138.36/x - Step 3: Cross multiply
1,081,586.08x = 1,492,561.36 × 598,138.36 - Step 4: Simplify right side
1,081,586.08x = 892,758,204,069.77 - Step 5: Solve for x
x = 892,758,204,069.77/1,081,586.08 - Step 6: Final answer
x = 825,415.77
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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.