Finding the Fourth Proportional to 4,603,310.40, 6,904,716.16 and 1,408,437.12
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Solution
The fourth proportional to 4,603,310.40, 6,904,716.16 and 1,408,437.12 is: 2,112,579.36
Step by Step Solution
- Step 1: Write the proportion equation
4,603,310.40 : 6,904,716.16 = 1,408,437.12 : x - Step 2: Convert to fraction form
4,603,310.40/6,904,716.16 = 1,408,437.12/x - Step 3: Cross multiply
4,603,310.40x = 6,904,716.16 × 1,408,437.12 - Step 4: Simplify right side
4,603,310.40x = 9,724,858,542,807.86 - Step 5: Solve for x
x = 9,724,858,542,807.86/4,603,310.40 - Step 6: Final answer
x = 2,112,579.36
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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.