Finding the Fourth Proportional to 1,689,492.81, 2,534,240.24 and 410,102.14
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Solution
The fourth proportional to 1,689,492.81, 2,534,240.24 and 410,102.14 is: 615,153.46
Step by Step Solution
- Step 1: Write the proportion equation
1,689,492.81 : 2,534,240.24 = 410,102.14 : x - Step 2: Convert to fraction form
1,689,492.81/2,534,240.24 = 410,102.14/x - Step 3: Cross multiply
1,689,492.81x = 2,534,240.24 × 410,102.14 - Step 4: Simplify right side
1,689,492.81x = 1,039,297,344,755.00 - Step 5: Solve for x
x = 1,039,297,344,755.00/1,689,492.81 - Step 6: Final answer
x = 615,153.46
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1.5x scale
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.