Finding the Fourth Proportional to 5,226,422.57, 7,213,616.69 and 2,904,113.49
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Solution
The fourth proportional to 5,226,422.57, 7,213,616.69 and 2,904,113.49 is: 4,008,317.60
Step by Step Solution
- Step 1: Write the proportion equation
5,226,422.57 : 7,213,616.69 = 2,904,113.49 : x - Step 2: Convert to fraction form
5,226,422.57/7,213,616.69 = 2,904,113.49/x - Step 3: Cross multiply
5,226,422.57x = 7,213,616.69 × 2,904,113.49 - Step 4: Simplify right side
5,226,422.57x = 20,949,161,526,597.58 - Step 5: Solve for x
x = 20,949,161,526,597.58/5,226,422.57 - Step 6: Final answer
x = 4,008,317.60
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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.