Finding the Fourth Proportional to 1,542,796.74, 2,304,813.12 and 998,620.11
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Solution
The fourth proportional to 1,542,796.74, 2,304,813.12 and 998,620.11 is: 1,491,857.40
Step by Step Solution
- Step 1: Write the proportion equation
1,542,796.74 : 2,304,813.12 = 998,620.11 : x - Step 2: Convert to fraction form
1,542,796.74/2,304,813.12 = 998,620.11/x - Step 3: Cross multiply
1,542,796.74x = 2,304,813.12 × 998,620.11 - Step 4: Simplify right side
1,542,796.74x = 2,301,632,731,423.84 - Step 5: Solve for x
x = 2,301,632,731,423.84/1,542,796.74 - Step 6: Final answer
x = 1,491,857.40
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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.