Finding the Fourth Proportional to 5,349,734.41, 7,382,632.67 and 3,057,944.29
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Solution
The fourth proportional to 5,349,734.41, 7,382,632.67 and 3,057,944.29 is: 4,219,962.65
Step by Step Solution
- Step 1: Write the proportion equation
5,349,734.41 : 7,382,632.67 = 3,057,944.29 : x - Step 2: Convert to fraction form
5,349,734.41/7,382,632.67 = 3,057,944.29/x - Step 3: Cross multiply
5,349,734.41x = 7,382,632.67 × 3,057,944.29 - Step 4: Simplify right side
5,349,734.41x = 22,575,679,403,104.23 - Step 5: Solve for x
x = 22,575,679,403,104.23/5,349,734.41 - Step 6: Final answer
x = 4,219,962.65
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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.