Finding the Fourth Proportional to 5,746,993.84, 8,617,992.21 and 1,647,412.06
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Solution
The fourth proportional to 5,746,993.84, 8,617,992.21 and 1,647,412.06 is: 2,470,401.86
Step by Step Solution
- Step 1: Write the proportion equation
5,746,993.84 : 8,617,992.21 = 1,647,412.06 : x - Step 2: Convert to fraction form
5,746,993.84/8,617,992.21 = 1,647,412.06/x - Step 3: Cross multiply
5,746,993.84x = 8,617,992.21 × 1,647,412.06 - Step 4: Simplify right side
5,746,993.84x = 14,197,384,299,740.05 - Step 5: Solve for x
x = 14,197,384,299,740.05/5,746,993.84 - Step 6: Final answer
x = 2,470,401.86
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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.