Finding the Fourth Proportional to 1,273,660.87, 1,911,377.03 and 823,264.62
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Solution
The fourth proportional to 1,273,660.87, 1,911,377.03 and 823,264.62 is: 1,235,469.45
Step by Step Solution
- Step 1: Write the proportion equation
1,273,660.87 : 1,911,377.03 = 823,264.62 : x - Step 2: Convert to fraction form
1,273,660.87/1,911,377.03 = 823,264.62/x - Step 3: Cross multiply
1,273,660.87x = 1,911,377.03 × 823,264.62 - Step 4: Simplify right side
1,273,660.87x = 1,573,569,086,337.84 - Step 5: Solve for x
x = 1,573,569,086,337.84/1,273,660.87 - Step 6: Final answer
x = 1,235,469.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.