Finding the Fourth Proportional to 3,886,572.96, 5,830,033.68 and 1,190,700.96
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Solution
The fourth proportional to 3,886,572.96, 5,830,033.68 and 1,190,700.96 is: 1,786,104.82
Step by Step Solution
- Step 1: Write the proportion equation
3,886,572.96 : 5,830,033.68 = 1,190,700.96 : x - Step 2: Convert to fraction form
3,886,572.96/5,830,033.68 = 1,190,700.96/x - Step 3: Cross multiply
3,886,572.96x = 5,830,033.68 × 1,190,700.96 - Step 4: Simplify right side
3,886,572.96x = 6,941,826,699,608.33 - Step 5: Solve for x
x = 6,941,826,699,608.33/3,886,572.96 - Step 6: Final answer
x = 1,786,104.82
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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.