Finding the Fourth Proportional to 5,159,168.41, 7,738,770.62 and 1,564,966.33
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Solution
The fourth proportional to 5,159,168.41, 7,738,770.62 and 1,564,966.33 is: 2,347,454.96
Step by Step Solution
- Step 1: Write the proportion equation
5,159,168.41 : 7,738,770.62 = 1,564,966.33 : x - Step 2: Convert to fraction form
5,159,168.41/7,738,770.62 = 1,564,966.33/x - Step 3: Cross multiply
5,159,168.41x = 7,738,770.62 × 1,564,966.33 - Step 4: Simplify right side
5,159,168.41x = 12,110,915,448,068.39 - Step 5: Solve for x
x = 12,110,915,448,068.39/5,159,168.41 - Step 6: Final answer
x = 2,347,454.96
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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.