Finding the Fourth Proportional to 2,276,992.80, 3,414,985.92 and 657,409.80
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Solution
The fourth proportional to 2,276,992.80, 3,414,985.92 and 657,409.80 is: 985,969.39
Step by Step Solution
- Step 1: Write the proportion equation
2,276,992.80 : 3,414,985.92 = 657,409.80 : x - Step 2: Convert to fraction form
2,276,992.80/3,414,985.92 = 657,409.80/x - Step 3: Cross multiply
2,276,992.80x = 3,414,985.92 × 657,409.80 - Step 4: Simplify right side
2,276,992.80x = 2,245,045,210,670.02 - Step 5: Solve for x
x = 2,245,045,210,670.02/2,276,992.80 - Step 6: Final answer
x = 985,969.39
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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.