Finding the Fourth Proportional to 1,644,254.04, 2,268,440.64 and 999,438.96
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Solution
The fourth proportional to 1,644,254.04, 2,268,440.64 and 999,438.96 is: 1,378,842.87
Step by Step Solution
- Step 1: Write the proportion equation
1,644,254.04 : 2,268,440.64 = 999,438.96 : x - Step 2: Convert to fraction form
1,644,254.04/2,268,440.64 = 999,438.96/x - Step 3: Cross multiply
1,644,254.04x = 2,268,440.64 × 999,438.96 - Step 4: Simplify right side
1,644,254.04x = 2,267,167,954,063.33 - Step 5: Solve for x
x = 2,267,167,954,063.33/1,644,254.04 - Step 6: Final answer
x = 1,378,842.87
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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.