Finding the Fourth Proportional to 1,631,976.60, 2,252,082.92 and 906,805.68
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Solution
The fourth proportional to 1,631,976.60, 2,252,082.92 and 906,805.68 is: 1,251,366.95
Step by Step Solution
- Step 1: Write the proportion equation
1,631,976.60 : 2,252,082.92 = 906,805.68 : x - Step 2: Convert to fraction form
1,631,976.60/2,252,082.92 = 906,805.68/x - Step 3: Cross multiply
1,631,976.60x = 2,252,082.92 × 906,805.68 - Step 4: Simplify right side
1,631,976.60x = 2,042,201,572,426.57 - Step 5: Solve for x
x = 2,042,201,572,426.57/1,631,976.60 - Step 6: Final answer
x = 1,251,366.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.