Finding the Fourth Proportional to 1,228,804.24, 1,842,929.82 and 440,836.24
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Solution
The fourth proportional to 1,228,804.24, 1,842,929.82 and 440,836.24 is: 661,155.15
Step by Step Solution
- Step 1: Write the proportion equation
1,228,804.24 : 1,842,929.82 = 440,836.24 : x - Step 2: Convert to fraction form
1,228,804.24/1,842,929.82 = 440,836.24/x - Step 3: Cross multiply
1,228,804.24x = 1,842,929.82 × 440,836.24 - Step 4: Simplify right side
1,228,804.24x = 812,430,252,432.68 - Step 5: Solve for x
x = 812,430,252,432.68/1,228,804.24 - Step 6: Final answer
x = 661,155.15
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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.