Finding the Fourth Proportional to 4,430,082.13, 6,113,515.79 and 2,392,891.63
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Solution
The fourth proportional to 4,430,082.13, 6,113,515.79 and 2,392,891.63 is: 3,302,191.77
Step by Step Solution
- Step 1: Write the proportion equation
4,430,082.13 : 6,113,515.79 = 2,392,891.63 : x - Step 2: Convert to fraction form
4,430,082.13/6,113,515.79 = 2,392,891.63/x - Step 3: Cross multiply
4,430,082.13x = 6,113,515.79 × 2,392,891.63 - Step 4: Simplify right side
4,430,082.13x = 14,628,980,721,231.80 - Step 5: Solve for x
x = 14,628,980,721,231.80/4,430,082.13 - Step 6: Final answer
x = 3,302,191.77
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1.5x scale
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.