Finding the Fourth Proportional to 5,357,346.08, 7,393,193.19 and 2,910,004.79
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Solution
The fourth proportional to 5,357,346.08, 7,393,193.19 and 2,910,004.79 is: 4,015,836.81
Step by Step Solution
- Step 1: Write the proportion equation
5,357,346.08 : 7,393,193.19 = 2,910,004.79 : x - Step 2: Convert to fraction form
5,357,346.08/7,393,193.19 = 2,910,004.79/x - Step 3: Cross multiply
5,357,346.08x = 7,393,193.19 × 2,910,004.79 - Step 4: Simplify right side
5,357,346.08x = 21,514,227,559,329.42 - Step 5: Solve for x
x = 21,514,227,559,329.42/5,357,346.08 - Step 6: Final answer
x = 4,015,836.81
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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.