Finding the Fourth Proportional to 3,574,742.97, 4,933,202.55 and 1,943,153.49
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Solution
The fourth proportional to 3,574,742.97, 4,933,202.55 and 1,943,153.49 is: 2,681,582.94
Step by Step Solution
- Step 1: Write the proportion equation
3,574,742.97 : 4,933,202.55 = 1,943,153.49 : x - Step 2: Convert to fraction form
3,574,742.97/4,933,202.55 = 1,943,153.49/x - Step 3: Cross multiply
3,574,742.97x = 4,933,202.55 × 1,943,153.49 - Step 4: Simplify right side
3,574,742.97x = 9,585,969,751,909.40 - Step 5: Solve for x
x = 9,585,969,751,909.40/3,574,742.97 - Step 6: Final answer
x = 2,681,582.94
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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.