Finding the Fourth Proportional to 3,860,178.34, 5,790,309.09 and 1,164,526.92
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Solution
The fourth proportional to 3,860,178.34, 5,790,309.09 and 1,164,526.92 is: 1,746,802.92
Step by Step Solution
- Step 1: Write the proportion equation
3,860,178.34 : 5,790,309.09 = 1,164,526.92 : x - Step 2: Convert to fraction form
3,860,178.34/5,790,309.09 = 1,164,526.92/x - Step 3: Cross multiply
3,860,178.34x = 5,790,309.09 × 1,164,526.92 - Step 4: Simplify right side
3,860,178.34x = 6,742,970,810,425.70 - Step 5: Solve for x
x = 6,742,970,810,425.70/3,860,178.34 - Step 6: Final answer
x = 1,746,802.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.