Finding the Fourth Proportional to 1,911,694.24, 2,867,598.88 and 472,377.57
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Solution
The fourth proportional to 1,911,694.24, 2,867,598.88 and 472,377.57 is: 708,580.56
Step by Step Solution
- Step 1: Write the proportion equation
1,911,694.24 : 2,867,598.88 = 472,377.57 : x - Step 2: Convert to fraction form
1,911,694.24/2,867,598.88 = 472,377.57/x - Step 3: Cross multiply
1,911,694.24x = 2,867,598.88 × 472,377.57 - Step 4: Simplify right side
1,911,694.24x = 1,354,589,381,391.81 - Step 5: Solve for x
x = 1,354,589,381,391.81/1,911,694.24 - Step 6: Final answer
x = 708,580.56
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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.