Finding the Fourth Proportional to 4,540,918.86, 6,267,986.54 and 2,705,952.76
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Solution
The fourth proportional to 4,540,918.86, 6,267,986.54 and 2,705,952.76 is: 3,735,119.70
Step by Step Solution
- Step 1: Write the proportion equation
4,540,918.86 : 6,267,986.54 = 2,705,952.76 : x - Step 2: Convert to fraction form
4,540,918.86/6,267,986.54 = 2,705,952.76/x - Step 3: Cross multiply
4,540,918.86x = 6,267,986.54 × 2,705,952.76 - Step 4: Simplify right side
4,540,918.86x = 16,960,875,477,555.85 - Step 5: Solve for x
x = 16,960,875,477,555.85/4,540,918.86 - Step 6: Final answer
x = 3,735,119.70
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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.