Finding the Fourth Proportional to 3,162,166.66, 4,363,791.46 and 1,711,862.08
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Solution
The fourth proportional to 3,162,166.66, 4,363,791.46 and 1,711,862.08 is: 2,362,370.47
Step by Step Solution
- Step 1: Write the proportion equation
3,162,166.66 : 4,363,791.46 = 1,711,862.08 : x - Step 2: Convert to fraction form
3,162,166.66/4,363,791.46 = 1,711,862.08/x - Step 3: Cross multiply
3,162,166.66x = 4,363,791.46 × 1,711,862.08 - Step 4: Simplify right side
3,162,166.66x = 7,470,209,125,401.84 - Step 5: Solve for x
x = 7,470,209,125,401.84/3,162,166.66 - Step 6: Final answer
x = 2,362,370.47
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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.