Finding the Fourth Proportional to 2,166,558.44, 2,992,965 and 1,730,403.14
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Solution
The fourth proportional to 2,166,558.44, 2,992,965 and 1,730,403.14 is: 2,390,443.73
Step by Step Solution
- Step 1: Write the proportion equation
2,166,558.44 : 2,992,965 = 1,730,403.14 : x - Step 2: Convert to fraction form
2,166,558.44/2,992,965 = 1,730,403.14/x - Step 3: Cross multiply
2,166,558.44x = 2,992,965 × 1,730,403.14 - Step 4: Simplify right side
2,166,558.44x = 5,179,036,033,910.10 - Step 5: Solve for x
x = 5,179,036,033,910.10/2,166,558.44 - Step 6: Final answer
x = 2,390,443.73
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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.