Finding the Fourth Proportional to 2,617,206.36, 3,611,759.94 and 1,471,276.68
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Solution
The fourth proportional to 2,617,206.36, 3,611,759.94 and 1,471,276.68 is: 2,030,370.34
Step by Step Solution
- Step 1: Write the proportion equation
2,617,206.36 : 3,611,759.94 = 1,471,276.68 : x - Step 2: Convert to fraction form
2,617,206.36/3,611,759.94 = 1,471,276.68/x - Step 3: Cross multiply
2,617,206.36x = 3,611,759.94 × 1,471,276.68 - Step 4: Simplify right side
2,617,206.36x = 5,313,898,173,480.20 - Step 5: Solve for x
x = 5,313,898,173,480.20/2,617,206.36 - Step 6: Final answer
x = 2,030,370.34
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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.