Finding the Fourth Proportional to 2,267,330.74, 3,400,939.41 and 919,132.72
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Solution
The fourth proportional to 2,267,330.74, 3,400,939.41 and 919,132.72 is: 1,378,676.09
Step by Step Solution
- Step 1: Write the proportion equation
2,267,330.74 : 3,400,939.41 = 919,132.72 : x - Step 2: Convert to fraction form
2,267,330.74/3,400,939.41 = 919,132.72/x - Step 3: Cross multiply
2,267,330.74x = 3,400,939.41 × 919,132.72 - Step 4: Simplify right side
2,267,330.74x = 3,125,914,690,468.50 - Step 5: Solve for x
x = 3,125,914,690,468.50/2,267,330.74 - Step 6: Final answer
x = 1,378,676.09
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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.