Finding the Fourth Proportional to 4,777,468.26, 7,166,158.04 and 1,936,905.18
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Solution
The fourth proportional to 4,777,468.26, 7,166,158.04 and 1,936,905.18 is: 2,905,339.79
Step by Step Solution
- Step 1: Write the proportion equation
4,777,468.26 : 7,166,158.04 = 1,936,905.18 : x - Step 2: Convert to fraction form
4,777,468.26/7,166,158.04 = 1,936,905.18/x - Step 3: Cross multiply
4,777,468.26x = 7,166,158.04 × 1,936,905.18 - Step 4: Simplify right side
4,777,468.26x = 13,880,168,628,374.65 - Step 5: Solve for x
x = 13,880,168,628,374.65/4,777,468.26 - Step 6: Final answer
x = 2,905,339.79
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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.