Finding the Fourth Proportional to 1,600,207.22, 2,208,215.67 and 912,028.03
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Solution
The fourth proportional to 1,600,207.22, 2,208,215.67 and 912,028.03 is: 1,258,558.62
Step by Step Solution
- Step 1: Write the proportion equation
1,600,207.22 : 2,208,215.67 = 912,028.03 : x - Step 2: Convert to fraction form
1,600,207.22/2,208,215.67 = 912,028.03/x - Step 3: Cross multiply
1,600,207.22x = 2,208,215.67 × 912,028.03 - Step 4: Simplify right side
1,600,207.22x = 2,013,954,582,284.89 - Step 5: Solve for x
x = 2,013,954,582,284.89/1,600,207.22 - Step 6: Final answer
x = 1,258,558.62
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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.