Finding the Fourth Proportional to 5,446,378.44, 8,165,784.24 and 2,412,090.72
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Solution
The fourth proportional to 5,446,378.44, 8,165,784.24 and 2,412,090.72 is: 3,616,460.48
Step by Step Solution
- Step 1: Write the proportion equation
5,446,378.44 : 8,165,784.24 = 2,412,090.72 : x - Step 2: Convert to fraction form
5,446,378.44/8,165,784.24 = 2,412,090.72/x - Step 3: Cross multiply
5,446,378.44x = 8,165,784.24 × 2,412,090.72 - Step 4: Simplify right side
5,446,378.44x = 19,696,612,386,826.25 - Step 5: Solve for x
x = 19,696,612,386,826.25/5,446,378.44 - Step 6: Final answer
x = 3,616,460.48
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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.