Finding the Fourth Proportional to 1,684,754.08, 2,326,512.72 and 1,082,191.84
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Solution
The fourth proportional to 1,684,754.08, 2,326,512.72 and 1,082,191.84 is: 1,494,421.71
Step by Step Solution
- Step 1: Write the proportion equation
1,684,754.08 : 2,326,512.72 = 1,082,191.84 : x - Step 2: Convert to fraction form
1,684,754.08/2,326,512.72 = 1,082,191.84/x - Step 3: Cross multiply
1,684,754.08x = 2,326,512.72 × 1,082,191.84 - Step 4: Simplify right side
1,684,754.08x = 2,517,733,081,240.21 - Step 5: Solve for x
x = 2,517,733,081,240.21/1,684,754.08 - Step 6: Final answer
x = 1,494,421.71
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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.