Finding the Fourth Proportional to 1,412,922.33, 1,949,883.99 and 809,426.97
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Solution
The fourth proportional to 1,412,922.33, 1,949,883.99 and 809,426.97 is: 1,117,038.53
Step by Step Solution
- Step 1: Write the proportion equation
1,412,922.33 : 1,949,883.99 = 809,426.97 : x - Step 2: Convert to fraction form
1,412,922.33/1,949,883.99 = 809,426.97/x - Step 3: Cross multiply
1,412,922.33x = 1,949,883.99 × 809,426.97 - Step 4: Simplify right side
1,412,922.33x = 1,578,288,685,830.08 - Step 5: Solve for x
x = 1,578,288,685,830.08/1,412,922.33 - Step 6: Final answer
x = 1,117,038.53
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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.