Finding the Fourth Proportional to 2,868,290.64, 3,958,472.76 and 1,644,710.28
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Solution
The fourth proportional to 2,868,290.64, 3,958,472.76 and 1,644,710.28 is: 2,269,833.03
Step by Step Solution
- Step 1: Write the proportion equation
2,868,290.64 : 3,958,472.76 = 1,644,710.28 : x - Step 2: Convert to fraction form
2,868,290.64/3,958,472.76 = 1,644,710.28/x - Step 3: Cross multiply
2,868,290.64x = 3,958,472.76 × 1,644,710.28 - Step 4: Simplify right side
2,868,290.64x = 6,510,540,841,471.97 - Step 5: Solve for x
x = 6,510,540,841,471.97/2,868,290.64 - Step 6: Final answer
x = 2,269,833.03
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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.