Finding the Fourth Proportional to 4,975,252.62, 7,462,920.75 and 1,381,299.84
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Solution
The fourth proportional to 4,975,252.62, 7,462,920.75 and 1,381,299.84 is: 2,071,961.37
Step by Step Solution
- Step 1: Write the proportion equation
4,975,252.62 : 7,462,920.75 = 1,381,299.84 : x - Step 2: Convert to fraction form
4,975,252.62/7,462,920.75 = 1,381,299.84/x - Step 3: Cross multiply
4,975,252.62x = 7,462,920.75 × 1,381,299.84 - Step 4: Simplify right side
4,975,252.62x = 10,308,531,237,907.68 - Step 5: Solve for x
x = 10,308,531,237,907.68/4,975,252.62 - Step 6: Final answer
x = 2,071,961.37
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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.