Finding the Fourth Proportional to 3,848,007.60, 5,768,204.40 and 1,822,691.70
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Solution
The fourth proportional to 3,848,007.60, 5,768,204.40 and 1,822,691.70 is: 2,732,234.28
Step by Step Solution
- Step 1: Write the proportion equation
3,848,007.60 : 5,768,204.40 = 1,822,691.70 : x - Step 2: Convert to fraction form
3,848,007.60/5,768,204.40 = 1,822,691.70/x - Step 3: Cross multiply
3,848,007.60x = 5,768,204.40 × 1,822,691.70 - Step 4: Simplify right side
3,848,007.60x = 10,513,658,283,783.48 - Step 5: Solve for x
x = 10,513,658,283,783.48/3,848,007.60 - Step 6: Final answer
x = 2,732,234.28
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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.