Finding the Fourth Proportional to 2,531,302.16, 3,493,206.24 and 1,369,748.43
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Solution
The fourth proportional to 2,531,302.16, 3,493,206.24 and 1,369,748.43 is: 1,890,257.84
Step by Step Solution
- Step 1: Write the proportion equation
2,531,302.16 : 3,493,206.24 = 1,369,748.43 : x - Step 2: Convert to fraction form
2,531,302.16/3,493,206.24 = 1,369,748.43/x - Step 3: Cross multiply
2,531,302.16x = 3,493,206.24 × 1,369,748.43 - Step 4: Simplify right side
2,531,302.16x = 4,784,813,762,906.20 - Step 5: Solve for x
x = 4,784,813,762,906.20/2,531,302.16 - Step 6: Final answer
x = 1,890,257.84
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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.