Finding the Fourth Proportional to 4,149,352.50, 5,726,207.70 and 2,313,792.88
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Solution
The fourth proportional to 4,149,352.50, 5,726,207.70 and 2,313,792.88 is: 3,193,090.63
Step by Step Solution
- Step 1: Write the proportion equation
4,149,352.50 : 5,726,207.70 = 2,313,792.88 : x - Step 2: Convert to fraction form
4,149,352.50/5,726,207.70 = 2,313,792.88/x - Step 3: Cross multiply
4,149,352.50x = 5,726,207.70 × 2,313,792.88 - Step 4: Simplify right side
4,149,352.50x = 13,249,258,605,661.18 - Step 5: Solve for x
x = 13,249,258,605,661.18/4,149,352.50 - Step 6: Final answer
x = 3,193,090.63
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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.