Finding the Fourth Proportional to 1,546,143.45, 2,133,605.97 and 857,807.98
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Solution
The fourth proportional to 1,546,143.45, 2,133,605.97 and 857,807.98 is: 1,183,735.07
Step by Step Solution
- Step 1: Write the proportion equation
1,546,143.45 : 2,133,605.97 = 857,807.98 : x - Step 2: Convert to fraction form
1,546,143.45/2,133,605.97 = 857,807.98/x - Step 3: Cross multiply
1,546,143.45x = 2,133,605.97 × 857,807.98 - Step 4: Simplify right side
1,546,143.45x = 1,830,224,227,241.64 - Step 5: Solve for x
x = 1,830,224,227,241.64/1,546,143.45 - Step 6: Final answer
x = 1,183,735.07
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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.