Finding the Fourth Proportional to 5,653,399.86, 7,803,077.49 and 3,207,442.66
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Solution
The fourth proportional to 5,653,399.86, 7,803,077.49 and 3,207,442.66 is: 4,427,057.03
Step by Step Solution
- Step 1: Write the proportion equation
5,653,399.86 : 7,803,077.49 = 3,207,442.66 : x - Step 2: Convert to fraction form
5,653,399.86/7,803,077.49 = 3,207,442.66/x - Step 3: Cross multiply
5,653,399.86x = 7,803,077.49 × 3,207,442.66 - Step 4: Simplify right side
5,653,399.86x = 25,027,923,601,204.03 - Step 5: Solve for x
x = 25,027,923,601,204.03/5,653,399.86 - Step 6: Final answer
x = 4,427,057.03
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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.