Finding the Fourth Proportional to 5,479,971.49, 7,562,375.36 and 3,032,751.29
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Solution
The fourth proportional to 5,479,971.49, 7,562,375.36 and 3,032,751.29 is: 4,185,204.92
Step by Step Solution
- Step 1: Write the proportion equation
5,479,971.49 : 7,562,375.36 = 3,032,751.29 : x - Step 2: Convert to fraction form
5,479,971.49/7,562,375.36 = 3,032,751.29/x - Step 3: Cross multiply
5,479,971.49x = 7,562,375.36 × 3,032,751.29 - Step 4: Simplify right side
5,479,971.49x = 22,934,803,629,439.76 - Step 5: Solve for x
x = 22,934,803,629,439.76/5,479,971.49 - Step 6: Final answer
x = 4,185,204.92
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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.