Finding the Fourth Proportional to 4,554,430.05, 6,285,282.73 and 2,489,584.48
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Solution
The fourth proportional to 4,554,430.05, 6,285,282.73 and 2,489,584.48 is: 3,435,719.10
Step by Step Solution
- Step 1: Write the proportion equation
4,554,430.05 : 6,285,282.73 = 2,489,584.48 : x - Step 2: Convert to fraction form
4,554,430.05/6,285,282.73 = 2,489,584.48/x - Step 3: Cross multiply
4,554,430.05x = 6,285,282.73 × 2,489,584.48 - Step 4: Simplify right side
4,554,430.05x = 15,647,742,305,593.62 - Step 5: Solve for x
x = 15,647,742,305,593.62/4,554,430.05 - Step 6: Final answer
x = 3,435,719.10
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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.