Finding the Fourth Proportional to 2,699,162.09, 3,724,843.96 and 1,475,472.60
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Solution
The fourth proportional to 2,699,162.09, 3,724,843.96 and 1,475,472.60 is: 2,036,152.34
Step by Step Solution
- Step 1: Write the proportion equation
2,699,162.09 : 3,724,843.96 = 1,475,472.60 : x - Step 2: Convert to fraction form
2,699,162.09/3,724,843.96 = 1,475,472.60/x - Step 3: Cross multiply
2,699,162.09x = 3,724,843.96 × 1,475,472.60 - Step 4: Simplify right side
2,699,162.09x = 5,495,905,205,944.18 - Step 5: Solve for x
x = 5,495,905,205,944.18/2,699,162.09 - Step 6: Final answer
x = 2,036,152.34
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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.