Finding the Fourth Proportional to 4,884,029.25, 6,739,960.37 and 2,708,905.47
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Solution
The fourth proportional to 4,884,029.25, 6,739,960.37 and 2,708,905.47 is: 3,738,289.55
Step by Step Solution
- Step 1: Write the proportion equation
4,884,029.25 : 6,739,960.37 = 2,708,905.47 : x - Step 2: Convert to fraction form
4,884,029.25/6,739,960.37 = 2,708,905.47/x - Step 3: Cross multiply
4,884,029.25x = 6,739,960.37 × 2,708,905.47 - Step 4: Simplify right side
4,884,029.25x = 18,257,915,500,331.70 - Step 5: Solve for x
x = 18,257,915,500,331.70/4,884,029.25 - Step 6: Final answer
x = 3,738,289.55
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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.