Finding the Fourth Proportional to 5,349,748.63, 7,382,652.24 and 3,057,958.54
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Solution
The fourth proportional to 5,349,748.63, 7,382,652.24 and 3,057,958.54 is: 4,219,982.29
Step by Step Solution
- Step 1: Write the proportion equation
5,349,748.63 : 7,382,652.24 = 3,057,958.54 : x - Step 2: Convert to fraction form
5,349,748.63/7,382,652.24 = 3,057,958.54/x - Step 3: Cross multiply
5,349,748.63x = 7,382,652.24 × 3,057,958.54 - Step 4: Simplify right side
5,349,748.63x = 22,575,844,465,158.13 - Step 5: Solve for x
x = 22,575,844,465,158.13/5,349,748.63 - Step 6: Final answer
x = 4,219,982.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.