Finding the Fourth Proportional to 3,567,387.84, 4,920,936.36 and 2,276,773.53
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Solution
The fourth proportional to 3,567,387.84, 4,920,936.36 and 2,276,773.53 is: 3,140,633.47
Step by Step Solution
- Step 1: Write the proportion equation
3,567,387.84 : 4,920,936.36 = 2,276,773.53 : x - Step 2: Convert to fraction form
3,567,387.84/4,920,936.36 = 2,276,773.53/x - Step 3: Cross multiply
3,567,387.84x = 4,920,936.36 × 2,276,773.53 - Step 4: Simplify right side
3,567,387.84x = 11,203,857,647,262.55 - Step 5: Solve for x
x = 11,203,857,647,262.55/3,567,387.84 - Step 6: Final answer
x = 3,140,633.47
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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.