Finding the Fourth Proportional to 5,718,887.42, 8,579,991.45 and 2,305,412.42
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Solution
The fourth proportional to 5,718,887.42, 8,579,991.45 and 2,305,412.42 is: 3,458,787.94
Step by Step Solution
- Step 1: Write the proportion equation
5,718,887.42 : 8,579,991.45 = 2,305,412.42 : x - Step 2: Convert to fraction form
5,718,887.42/8,579,991.45 = 2,305,412.42/x - Step 3: Cross multiply
5,718,887.42x = 8,579,991.45 × 2,305,412.42 - Step 4: Simplify right side
5,718,887.42x = 19,780,418,852,323.81 - Step 5: Solve for x
x = 19,780,418,852,323.81/5,718,887.42 - Step 6: Final answer
x = 3,458,787.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.