Finding the Fourth Proportional to 3,127,764.42, 4,672,240.61 and 2,268,010.98
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Solution
The fourth proportional to 3,127,764.42, 4,672,240.61 and 2,268,010.98 is: 3,387,944.73
Step by Step Solution
- Step 1: Write the proportion equation
3,127,764.42 : 4,672,240.61 = 2,268,010.98 : x - Step 2: Convert to fraction form
3,127,764.42/4,672,240.61 = 2,268,010.98/x - Step 3: Cross multiply
3,127,764.42x = 4,672,240.61 × 2,268,010.98 - Step 4: Simplify right side
3,127,764.42x = 10,596,692,993,341.84 - Step 5: Solve for x
x = 10,596,692,993,341.84/3,127,764.42 - Step 6: Final answer
x = 3,387,944.73
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.