Finding the Fourth Proportional to 1,542,798.80, 2,304,816.20 and 998,622.18
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Solution
The fourth proportional to 1,542,798.80, 2,304,816.20 and 998,622.18 is: 1,491,860.49
Step by Step Solution
- Step 1: Write the proportion equation
1,542,798.80 : 2,304,816.20 = 998,622.18 : x - Step 2: Convert to fraction form
1,542,798.80/2,304,816.20 = 998,622.18/x - Step 3: Cross multiply
1,542,798.80x = 2,304,816.20 × 998,622.18 - Step 4: Simplify right side
1,542,798.80x = 2,301,640,578,143.32 - Step 5: Solve for x
x = 2,301,640,578,143.32/1,542,798.80 - Step 6: Final answer
x = 1,491,860.49
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.