Finding the Fourth Proportional to 2,428,502.58, 3,351,338.35 and 1,340,776.26
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Solution
The fourth proportional to 2,428,502.58, 3,351,338.35 and 1,340,776.26 is: 1,850,273.88
Step by Step Solution
- Step 1: Write the proportion equation
2,428,502.58 : 3,351,338.35 = 1,340,776.26 : x - Step 2: Convert to fraction form
2,428,502.58/3,351,338.35 = 1,340,776.26/x - Step 3: Cross multiply
2,428,502.58x = 3,351,338.35 × 1,340,776.26 - Step 4: Simplify right side
2,428,502.58x = 4,493,394,895,555.63 - Step 5: Solve for x
x = 4,493,394,895,555.63/2,428,502.58 - Step 6: Final answer
x = 1,850,273.88
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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.