Finding the Fourth Proportional to 2,240,562.41, 3,091,961.98 and 1,273,692.75
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Solution
The fourth proportional to 2,240,562.41, 3,091,961.98 and 1,273,692.75 is: 1,757,687.95
Step by Step Solution
- Step 1: Write the proportion equation
2,240,562.41 : 3,091,961.98 = 1,273,692.75 : x - Step 2: Convert to fraction form
2,240,562.41/3,091,961.98 = 1,273,692.75/x - Step 3: Cross multiply
2,240,562.41x = 3,091,961.98 × 1,273,692.75 - Step 4: Simplify right side
2,240,562.41x = 3,938,209,557,201.65 - Step 5: Solve for x
x = 3,938,209,557,201.65/2,240,562.41 - Step 6: Final answer
x = 1,757,687.95
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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.