Finding the Fourth Proportional to 2,707,058.28, 3,735,740.40 and 1,619,375.70
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Solution
The fourth proportional to 2,707,058.28, 3,735,740.40 and 1,619,375.70 is: 2,234,738.45
Step by Step Solution
- Step 1: Write the proportion equation
2,707,058.28 : 3,735,740.40 = 1,619,375.70 : x - Step 2: Convert to fraction form
2,707,058.28/3,735,740.40 = 1,619,375.70/x - Step 3: Cross multiply
2,707,058.28x = 3,735,740.40 × 1,619,375.70 - Step 4: Simplify right side
2,707,058.28x = 6,049,567,225,268.28 - Step 5: Solve for x
x = 6,049,567,225,268.28/2,707,058.28 - Step 6: Final answer
x = 2,234,738.45
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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.