Finding the Fourth Proportional to 5,246,167.70, 7,869,532.42 and 1,652,214.58
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Solution
The fourth proportional to 5,246,167.70, 7,869,532.42 and 1,652,214.58 is: 2,478,410.33
Step by Step Solution
- Step 1: Write the proportion equation
5,246,167.70 : 7,869,532.42 = 1,652,214.58 : x - Step 2: Convert to fraction form
5,246,167.70/7,869,532.42 = 1,652,214.58/x - Step 3: Cross multiply
5,246,167.70x = 7,869,532.42 × 1,652,214.58 - Step 4: Simplify right side
5,246,167.70x = 13,002,156,202,106.68 - Step 5: Solve for x
x = 13,002,156,202,106.68/5,246,167.70 - Step 6: Final answer
x = 2,478,410.33
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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.