Finding the Fourth Proportional to 5,244,711.84, 7,237,261.44 and 3,207,127.68
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Solution
The fourth proportional to 5,244,711.84, 7,237,261.44 and 3,207,127.68 is: 4,425,566.59
Step by Step Solution
- Step 1: Write the proportion equation
5,244,711.84 : 7,237,261.44 = 3,207,127.68 : x - Step 2: Convert to fraction form
5,244,711.84/7,237,261.44 = 3,207,127.68/x - Step 3: Cross multiply
5,244,711.84x = 7,237,261.44 × 3,207,127.68 - Step 4: Simplify right side
5,244,711.84x = 23,210,821,491,620.66 - Step 5: Solve for x
x = 23,210,821,491,620.66/5,244,711.84 - Step 6: Final answer
x = 4,425,566.59
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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.