Finding the Fourth Proportional to 4,947,311.08, 6,841,032.42 and 3,926,944.36
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Solution
The fourth proportional to 4,947,311.08, 6,841,032.42 and 3,926,944.36 is: 5,430,091.87
Step by Step Solution
- Step 1: Write the proportion equation
4,947,311.08 : 6,841,032.42 = 3,926,944.36 : x - Step 2: Convert to fraction form
4,947,311.08/6,841,032.42 = 3,926,944.36/x - Step 3: Cross multiply
4,947,311.08x = 6,841,032.42 × 3,926,944.36 - Step 4: Simplify right side
4,947,311.08x = 26,864,353,678,296.15 - Step 5: Solve for x
x = 26,864,353,678,296.15/4,947,311.08 - Step 6: Final answer
x = 5,430,091.87
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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.