Finding the Fourth Proportional to 5,578,512.96, 8,359,858.98 and 2,336,557.08
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Solution
The fourth proportional to 5,578,512.96, 8,359,858.98 and 2,336,557.08 is: 3,501,522.33
Step by Step Solution
- Step 1: Write the proportion equation
5,578,512.96 : 8,359,858.98 = 2,336,557.08 : x - Step 2: Convert to fraction form
5,578,512.96/8,359,858.98 = 2,336,557.08/x - Step 3: Cross multiply
5,578,512.96x = 8,359,858.98 × 2,336,557.08 - Step 4: Simplify right side
5,578,512.96x = 19,533,287,687,520.58 - Step 5: Solve for x
x = 19,533,287,687,520.58/5,578,512.96 - Step 6: Final answer
x = 3,501,522.33
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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.