Finding the Fourth Proportional to 2,548,475.94, 3,516,832.23 and 1,386,872.82
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Solution
The fourth proportional to 2,548,475.94, 3,516,832.23 and 1,386,872.82 is: 1,913,849.35
Step by Step Solution
- Step 1: Write the proportion equation
2,548,475.94 : 3,516,832.23 = 1,386,872.82 : x - Step 2: Convert to fraction form
2,548,475.94/3,516,832.23 = 1,386,872.82/x - Step 3: Cross multiply
2,548,475.94x = 3,516,832.23 × 1,386,872.82 - Step 4: Simplify right side
2,548,475.94x = 4,877,399,032,286.99 - Step 5: Solve for x
x = 4,877,399,032,286.99/2,548,475.94 - Step 6: Final answer
x = 1,913,849.35
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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.