Finding the Fourth Proportional to 1,627,911.90, 2,246,524.49 and 902,826.63
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Solution
The fourth proportional to 1,627,911.90, 2,246,524.49 and 902,826.63 is: 1,245,904.12
Step by Step Solution
- Step 1: Write the proportion equation
1,627,911.90 : 2,246,524.49 = 902,826.63 : x - Step 2: Convert to fraction form
1,627,911.90/2,246,524.49 = 902,826.63/x - Step 3: Cross multiply
1,627,911.90x = 2,246,524.49 × 902,826.63 - Step 4: Simplify right side
1,627,911.90x = 2,028,222,136,776.24 - Step 5: Solve for x
x = 2,028,222,136,776.24/1,627,911.90 - Step 6: Final answer
x = 1,245,904.12
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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.