Finding the Fourth Proportional to 2,049,031.42, 3,072,986.05 and 769,539.93
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Solution
The fourth proportional to 2,049,031.42, 3,072,986.05 and 769,539.93 is: 1,154,099.17
Step by Step Solution
- Step 1: Write the proportion equation
2,049,031.42 : 3,072,986.05 = 769,539.93 : x - Step 2: Convert to fraction form
2,049,031.42/3,072,986.05 = 769,539.93/x - Step 3: Cross multiply
2,049,031.42x = 3,072,986.05 × 769,539.93 - Step 4: Simplify right side
2,049,031.42x = 2,364,785,467,884.13 - Step 5: Solve for x
x = 2,364,785,467,884.13/2,049,031.42 - Step 6: Final answer
x = 1,154,099.17
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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.