Finding the Fourth Proportional to 2,471,982.75, 3,707,997.21 and 874,816.65
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Solution
The fourth proportional to 2,471,982.75, 3,707,997.21 and 874,816.65 is: 1,312,233.14
Step by Step Solution
- Step 1: Write the proportion equation
2,471,982.75 : 3,707,997.21 = 874,816.65 : x - Step 2: Convert to fraction form
2,471,982.75/3,707,997.21 = 874,816.65/x - Step 3: Cross multiply
2,471,982.75x = 3,707,997.21 × 874,816.65 - Step 4: Simplify right side
2,471,982.75x = 3,243,817,697,461.55 - Step 5: Solve for x
x = 3,243,817,697,461.55/2,471,982.75 - Step 6: Final answer
x = 1,312,233.14
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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.