Finding the Fourth Proportional to 4,807,964.40, 6,634,785.48 and 2,632,468.08
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Solution
The fourth proportional to 4,807,964.40, 6,634,785.48 and 2,632,468.08 is: 3,632,693.49
Step by Step Solution
- Step 1: Write the proportion equation
4,807,964.40 : 6,634,785.48 = 2,632,468.08 : x - Step 2: Convert to fraction form
4,807,964.40/6,634,785.48 = 2,632,468.08/x - Step 3: Cross multiply
4,807,964.40x = 6,634,785.48 × 2,632,468.08 - Step 4: Simplify right side
4,807,964.40x = 17,465,860,993,747.48 - Step 5: Solve for x
x = 17,465,860,993,747.48/4,807,964.40 - Step 6: Final answer
x = 3,632,693.49
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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.