Finding the Fourth Proportional to 3,991,415.80, 5,990,908.84 and 2,470,498.08
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Solution
The fourth proportional to 3,991,415.80, 5,990,908.84 and 2,470,498.08 is: 3,708,089.94
Step by Step Solution
- Step 1: Write the proportion equation
3,991,415.80 : 5,990,908.84 = 2,470,498.08 : x - Step 2: Convert to fraction form
3,991,415.80/5,990,908.84 = 2,470,498.08/x - Step 3: Cross multiply
3,991,415.80x = 5,990,908.84 × 2,470,498.08 - Step 4: Simplify right side
3,991,415.80x = 14,800,528,786,675.03 - Step 5: Solve for x
x = 14,800,528,786,675.03/3,991,415.80 - Step 6: Final answer
x = 3,708,089.94
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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.