Finding the Fourth Proportional to 2,519,807.94, 3,781,483.11 and 2,278,888.02
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Solution
The fourth proportional to 2,519,807.94, 3,781,483.11 and 2,278,888.02 is: 3,419,933.88
Step by Step Solution
- Step 1: Write the proportion equation
2,519,807.94 : 3,781,483.11 = 2,278,888.02 : x - Step 2: Convert to fraction form
2,519,807.94/3,781,483.11 = 2,278,888.02/x - Step 3: Cross multiply
2,519,807.94x = 3,781,483.11 × 2,278,888.02 - Step 4: Simplify right side
2,519,807.94x = 8,617,576,557,211.34 - Step 5: Solve for x
x = 8,617,576,557,211.34/2,519,807.94 - Step 6: Final answer
x = 3,419,933.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.