Finding the Fourth Proportional to 3,449,202.72, 4,759,904.28 and 1,879,327.14
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Solution
The fourth proportional to 3,449,202.72, 4,759,904.28 and 1,879,327.14 is: 2,593,473.92
Step by Step Solution
- Step 1: Write the proportion equation
3,449,202.72 : 4,759,904.28 = 1,879,327.14 : x - Step 2: Convert to fraction form
3,449,202.72/4,759,904.28 = 1,879,327.14/x - Step 3: Cross multiply
3,449,202.72x = 4,759,904.28 × 1,879,327.14 - Step 4: Simplify right side
3,449,202.72x = 8,945,417,297,206.16 - Step 5: Solve for x
x = 8,945,417,297,206.16/3,449,202.72 - Step 6: Final answer
x = 2,593,473.92
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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.