Finding the Fourth Proportional to 2,618,583.24, 3,613,787.82 and 1,472,731.32
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Solution
The fourth proportional to 2,618,583.24, 3,613,787.82 and 1,472,731.32 is: 2,032,449.62
Step by Step Solution
- Step 1: Write the proportion equation
2,618,583.24 : 3,613,787.82 = 1,472,731.32 : x - Step 2: Convert to fraction form
2,618,583.24/3,613,787.82 = 1,472,731.32/x - Step 3: Cross multiply
2,618,583.24x = 3,613,787.82 × 1,472,731.32 - Step 4: Simplify right side
2,618,583.24x = 5,322,138,506,348.52 - Step 5: Solve for x
x = 5,322,138,506,348.52/2,618,583.24 - Step 6: Final answer
x = 2,032,449.62
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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.