Finding the Fourth Proportional to 4,807,788.21, 6,634,748.07 and 2,632,331.52
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Solution
The fourth proportional to 4,807,788.21, 6,634,748.07 and 2,632,331.52 is: 3,632,617.68
Step by Step Solution
- Step 1: Write the proportion equation
4,807,788.21 : 6,634,748.07 = 2,632,331.52 : x - Step 2: Convert to fraction form
4,807,788.21/6,634,748.07 = 2,632,331.52/x - Step 3: Cross multiply
4,807,788.21x = 6,634,748.07 × 2,632,331.52 - Step 4: Simplify right side
4,807,788.21x = 17,464,856,471,920.17 - Step 5: Solve for x
x = 17,464,856,471,920.17/4,807,788.21 - Step 6: Final answer
x = 3,632,617.68
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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.