Finding the Fourth Proportional to 2,555,808.33, 3,527,025.35 and 1,409,872.17
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Solution
The fourth proportional to 2,555,808.33, 3,527,025.35 and 1,409,872.17 is: 1,945,629.03
Step by Step Solution
- Step 1: Write the proportion equation
2,555,808.33 : 3,527,025.35 = 1,409,872.17 : x - Step 2: Convert to fraction form
2,555,808.33/3,527,025.35 = 1,409,872.17/x - Step 3: Cross multiply
2,555,808.33x = 3,527,025.35 × 1,409,872.17 - Step 4: Simplify right side
2,555,808.33x = 4,972,654,876,800.15 - Step 5: Solve for x
x = 4,972,654,876,800.15/2,555,808.33 - Step 6: Final answer
x = 1,945,629.03
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1.5x scale
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.