Finding the Fourth Proportional to 4,608,211.97, 6,911,711.07 and 1,369,680.50
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Solution
The fourth proportional to 4,608,211.97, 6,911,711.07 and 1,369,680.50 is: 2,054,340.37
Step by Step Solution
- Step 1: Write the proportion equation
4,608,211.97 : 6,911,711.07 = 1,369,680.50 : x - Step 2: Convert to fraction form
4,608,211.97/6,911,711.07 = 1,369,680.50/x - Step 3: Cross multiply
4,608,211.97x = 6,911,711.07 × 1,369,680.50 - Step 4: Simplify right side
4,608,211.97x = 9,466,835,886,356.11 - Step 5: Solve for x
x = 9,466,835,886,356.11/4,608,211.97 - Step 6: Final answer
x = 2,054,340.37
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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.