Finding the Fourth Proportional to 1,675,618.36, 2,312,284.26 and 911,674.96
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Solution
The fourth proportional to 1,675,618.36, 2,312,284.26 and 911,674.96 is: 1,258,073.86
Step by Step Solution
- Step 1: Write the proportion equation
1,675,618.36 : 2,312,284.26 = 911,674.96 : x - Step 2: Convert to fraction form
1,675,618.36/2,312,284.26 = 911,674.96/x - Step 3: Cross multiply
1,675,618.36x = 2,312,284.26 × 911,674.96 - Step 4: Simplify right side
1,675,618.36x = 2,108,051,660,244.13 - Step 5: Solve for x
x = 2,108,051,660,244.13/1,675,618.36 - Step 6: Final answer
x = 1,258,073.86
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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.