Finding the Fourth Proportional to 2,194,165.36, 3,028,203.91 and 1,276,433.17
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Solution
The fourth proportional to 2,194,165.36, 3,028,203.91 and 1,276,433.17 is: 1,761,626.53
Step by Step Solution
- Step 1: Write the proportion equation
2,194,165.36 : 3,028,203.91 = 1,276,433.17 : x - Step 2: Convert to fraction form
2,194,165.36/3,028,203.91 = 1,276,433.17/x - Step 3: Cross multiply
2,194,165.36x = 3,028,203.91 × 1,276,433.17 - Step 4: Simplify right side
2,194,165.36x = 3,865,299,916,247.70 - Step 5: Solve for x
x = 3,865,299,916,247.70/2,194,165.36 - Step 6: Final answer
x = 1,761,626.53
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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.