Finding the Fourth Proportional to 2,529,853.29, 3,491,186.58 and 1,368,300.74
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Solution
The fourth proportional to 2,529,853.29, 3,491,186.58 and 1,368,300.74 is: 1,888,249.09
Step by Step Solution
- Step 1: Write the proportion equation
2,529,853.29 : 3,491,186.58 = 1,368,300.74 : x - Step 2: Convert to fraction form
2,529,853.29/3,491,186.58 = 1,368,300.74/x - Step 3: Cross multiply
2,529,853.29x = 3,491,186.58 × 1,368,300.74 - Step 4: Simplify right side
2,529,853.29x = 4,776,993,163,436.14 - Step 5: Solve for x
x = 4,776,993,163,436.14/2,529,853.29 - Step 6: Final answer
x = 1,888,249.09
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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.