Finding the Fourth Proportional to 4,153,112.09, 5,731,295.78 and 2,292,528.69
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Solution
The fourth proportional to 4,153,112.09, 5,731,295.78 and 2,292,528.69 is: 3,163,690.20
Step by Step Solution
- Step 1: Write the proportion equation
4,153,112.09 : 5,731,295.78 = 2,292,528.69 : x - Step 2: Convert to fraction form
4,153,112.09/5,731,295.78 = 2,292,528.69/x - Step 3: Cross multiply
4,153,112.09x = 5,731,295.78 × 2,292,528.69 - Step 4: Simplify right side
4,153,112.09x = 13,139,159,995,063.29 - Step 5: Solve for x
x = 13,139,159,995,063.29/4,153,112.09 - Step 6: Final answer
x = 3,163,690.20
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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.