Finding the Fourth Proportional to 2,660,349.42, 3,990,609.18 and 1,041,054.12
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Solution
The fourth proportional to 2,660,349.42, 3,990,609.18 and 1,041,054.12 is: 1,561,614.46
Step by Step Solution
- Step 1: Write the proportion equation
2,660,349.42 : 3,990,609.18 = 1,041,054.12 : x - Step 2: Convert to fraction form
2,660,349.42/3,990,609.18 = 1,041,054.12/x - Step 3: Cross multiply
2,660,349.42x = 3,990,609.18 × 1,041,054.12 - Step 4: Simplify right side
2,660,349.42x = 4,154,440,128,148.82 - Step 5: Solve for x
x = 4,154,440,128,148.82/2,660,349.42 - Step 6: Final answer
x = 1,561,614.46
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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.