Finding the Fourth Proportional to 4,129,471.51, 5,699,581.50 and 2,294,560.29
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Solution
The fourth proportional to 4,129,471.51, 5,699,581.50 and 2,294,560.29 is: 3,166,999.30
Step by Step Solution
- Step 1: Write the proportion equation
4,129,471.51 : 5,699,581.50 = 2,294,560.29 : x - Step 2: Convert to fraction form
4,129,471.51/5,699,581.50 = 2,294,560.29/x - Step 3: Cross multiply
4,129,471.51x = 5,699,581.50 × 2,294,560.29 - Step 4: Simplify right side
4,129,471.51x = 13,078,033,379,518.63 - Step 5: Solve for x
x = 13,078,033,379,518.63/4,129,471.51 - Step 6: Final answer
x = 3,166,999.30
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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.