Finding the Fourth Proportional to 4,854,637.62, 7,282,087.65 and 1,260,324.99
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Solution
The fourth proportional to 4,854,637.62, 7,282,087.65 and 1,260,324.99 is: 1,890,521.55
Step by Step Solution
- Step 1: Write the proportion equation
4,854,637.62 : 7,282,087.65 = 1,260,324.99 : x - Step 2: Convert to fraction form
4,854,637.62/7,282,087.65 = 1,260,324.99/x - Step 3: Cross multiply
4,854,637.62x = 7,282,087.65 × 1,260,324.99 - Step 4: Simplify right side
4,854,637.62x = 9,177,797,044,665.37 - Step 5: Solve for x
x = 9,177,797,044,665.37/4,854,637.62 - Step 6: Final answer
x = 1,890,521.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.