Finding the Fourth Proportional to 1,098,977.36, 1,649,028.96 and 523,252.18
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Solution
The fourth proportional to 1,098,977.36, 1,649,028.96 and 523,252.18 is: 785,146.29
Step by Step Solution
- Step 1: Write the proportion equation
1,098,977.36 : 1,649,028.96 = 523,252.18 : x - Step 2: Convert to fraction form
1,098,977.36/1,649,028.96 = 523,252.18/x - Step 3: Cross multiply
1,098,977.36x = 1,649,028.96 × 523,252.18 - Step 4: Simplify right side
1,098,977.36x = 862,857,998,203.13 - Step 5: Solve for x
x = 862,857,998,203.13/1,098,977.36 - Step 6: Final answer
x = 785,146.29
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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.