Finding the Fourth Proportional to 2,558,409.68, 3,530,610.60 and 1,412,492.24
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Solution
The fourth proportional to 2,558,409.68, 3,530,610.60 and 1,412,492.24 is: 1,949,242.19
Step by Step Solution
- Step 1: Write the proportion equation
2,558,409.68 : 3,530,610.60 = 1,412,492.24 : x - Step 2: Convert to fraction form
2,558,409.68/3,530,610.60 = 1,412,492.24/x - Step 3: Cross multiply
2,558,409.68x = 3,530,610.60 × 1,412,492.24 - Step 4: Simplify right side
2,558,409.68x = 4,986,960,074,961.74 - Step 5: Solve for x
x = 4,986,960,074,961.74/2,558,409.68 - Step 6: Final answer
x = 1,949,242.19
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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.