Finding the Fourth Proportional to 1,440,218.74, 2,159,827.82 and 801,497.18
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Solution
The fourth proportional to 1,440,218.74, 2,159,827.82 and 801,497.18 is: 1,201,967.35
Step by Step Solution
- Step 1: Write the proportion equation
1,440,218.74 : 2,159,827.82 = 801,497.18 : x - Step 2: Convert to fraction form
1,440,218.74/2,159,827.82 = 801,497.18/x - Step 3: Cross multiply
1,440,218.74x = 2,159,827.82 × 801,497.18 - Step 4: Simplify right side
1,440,218.74x = 1,731,095,907,015.55 - Step 5: Solve for x
x = 1,731,095,907,015.55/1,440,218.74 - Step 6: Final answer
x = 1,201,967.35
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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.