Finding the Fourth Proportional to 2,576,290.87, 3,864,560.58 and 847,122.42
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Solution
The fourth proportional to 2,576,290.87, 3,864,560.58 and 847,122.42 is: 1,270,724.50
Step by Step Solution
- Step 1: Write the proportion equation
2,576,290.87 : 3,864,560.58 = 847,122.42 : x - Step 2: Convert to fraction form
2,576,290.87/3,864,560.58 = 847,122.42/x - Step 3: Cross multiply
2,576,290.87x = 3,864,560.58 × 847,122.42 - Step 4: Simplify right side
2,576,290.87x = 3,273,755,925,258.31 - Step 5: Solve for x
x = 3,273,755,925,258.31/2,576,290.87 - Step 6: Final answer
x = 1,270,724.50
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1.5x scale
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.