Finding the Fourth Proportional to 2,604,876.44, 3,910,893.68 and 1,326,342.88
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Solution
The fourth proportional to 2,604,876.44, 3,910,893.68 and 1,326,342.88 is: 1,991,336.67
Step by Step Solution
- Step 1: Write the proportion equation
2,604,876.44 : 3,910,893.68 = 1,326,342.88 : x - Step 2: Convert to fraction form
2,604,876.44/3,910,893.68 = 1,326,342.88/x - Step 3: Cross multiply
2,604,876.44x = 3,910,893.68 × 1,326,342.88 - Step 4: Simplify right side
2,604,876.44x = 5,187,185,980,443.62 - Step 5: Solve for x
x = 5,187,185,980,443.62/2,604,876.44 - Step 6: Final answer
x = 1,991,336.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.