Finding the Fourth Proportional to 4,237,980.14, 5,848,343.70 and 2,304,289.42
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Solution
The fourth proportional to 4,237,980.14, 5,848,343.70 and 2,304,289.42 is: 3,179,881.93
Step by Step Solution
- Step 1: Write the proportion equation
4,237,980.14 : 5,848,343.70 = 2,304,289.42 : x - Step 2: Convert to fraction form
4,237,980.14/5,848,343.70 = 2,304,289.42/x - Step 3: Cross multiply
4,237,980.14x = 5,848,343.70 × 2,304,289.42 - Step 4: Simplify right side
4,237,980.14x = 13,476,276,489,171.71 - Step 5: Solve for x
x = 13,476,276,489,171.71/4,237,980.14 - Step 6: Final answer
x = 3,179,881.93
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1.5x scale
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.