Finding the Fourth Proportional to 2,888,838.19, 4,330,687.56 and 1,371,585.07
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Solution
The fourth proportional to 2,888,838.19, 4,330,687.56 and 1,371,585.07 is: 2,056,157.53
Step by Step Solution
- Step 1: Write the proportion equation
2,888,838.19 : 4,330,687.56 = 1,371,585.07 : x - Step 2: Convert to fraction form
2,888,838.19/4,330,687.56 = 1,371,585.07/x - Step 3: Cross multiply
2,888,838.19x = 4,330,687.56 × 1,371,585.07 - Step 4: Simplify right side
2,888,838.19x = 5,939,906,400,130.73 - Step 5: Solve for x
x = 5,939,906,400,130.73/2,888,838.19 - Step 6: Final answer
x = 2,056,157.53
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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.