Finding the Fourth Proportional to 1,521,176.05, 2,282,880.47 and 1,225,229.84
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Solution
The fourth proportional to 1,521,176.05, 2,282,880.47 and 1,225,229.84 is: 1,838,743.97
Step by Step Solution
- Step 1: Write the proportion equation
1,521,176.05 : 2,282,880.47 = 1,225,229.84 : x - Step 2: Convert to fraction form
1,521,176.05/2,282,880.47 = 1,225,229.84/x - Step 3: Cross multiply
1,521,176.05x = 2,282,880.47 × 1,225,229.84 - Step 4: Simplify right side
1,521,176.05x = 2,797,053,285,473.64 - Step 5: Solve for x
x = 2,797,053,285,473.64/1,521,176.05 - Step 6: Final answer
x = 1,838,743.97
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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.