Finding the Fourth Proportional to 4,617,779.49, 6,372,493.26 and 2,552,848.72
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Solution
The fourth proportional to 4,617,779.49, 6,372,493.26 and 2,552,848.72 is: 3,522,907.77
Step by Step Solution
- Step 1: Write the proportion equation
4,617,779.49 : 6,372,493.26 = 2,552,848.72 : x - Step 2: Convert to fraction form
4,617,779.49/6,372,493.26 = 2,552,848.72/x - Step 3: Cross multiply
4,617,779.49x = 6,372,493.26 × 2,552,848.72 - Step 4: Simplify right side
4,617,779.49x = 16,268,011,236,495.21 - Step 5: Solve for x
x = 16,268,011,236,495.21/4,617,779.49 - Step 6: Final answer
x = 3,522,907.77
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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.