Finding the Fourth Proportional to 2,258,738.44, 3,387,609.43 and 661,426.09
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Solution
The fourth proportional to 2,258,738.44, 3,387,609.43 and 661,426.09 is: 991,993.23
Step by Step Solution
- Step 1: Write the proportion equation
2,258,738.44 : 3,387,609.43 = 661,426.09 : x - Step 2: Convert to fraction form
2,258,738.44/3,387,609.43 = 661,426.09/x - Step 3: Cross multiply
2,258,738.44x = 3,387,609.43 × 661,426.09 - Step 4: Simplify right side
2,258,738.44x = 2,240,653,249,609.44 - Step 5: Solve for x
x = 2,240,653,249,609.44/2,258,738.44 - Step 6: Final answer
x = 991,993.23
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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.