Finding the Fourth Proportional to 1,538,247.84, 2,304,153.36 and 1,237,100.64
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Solution
The fourth proportional to 1,538,247.84, 2,304,153.36 and 1,237,100.64 is: 1,853,062.64
Step by Step Solution
- Step 1: Write the proportion equation
1,538,247.84 : 2,304,153.36 = 1,237,100.64 : x - Step 2: Convert to fraction form
1,538,247.84/2,304,153.36 = 1,237,100.64/x - Step 3: Cross multiply
1,538,247.84x = 2,304,153.36 × 1,237,100.64 - Step 4: Simplify right side
1,538,247.84x = 2,850,469,596,314.15 - Step 5: Solve for x
x = 2,850,469,596,314.15/1,538,247.84 - Step 6: Final answer
x = 1,853,062.64
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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.