Finding the Fourth Proportional to 2,194,164.36, 3,028,202.53 and 1,276,432.17
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Solution
The fourth proportional to 2,194,164.36, 3,028,202.53 and 1,276,432.17 is: 1,761,625.15
Step by Step Solution
- Step 1: Write the proportion equation
2,194,164.36 : 3,028,202.53 = 1,276,432.17 : x - Step 2: Convert to fraction form
2,194,164.36/3,028,202.53 = 1,276,432.17/x - Step 3: Cross multiply
2,194,164.36x = 3,028,202.53 × 1,276,432.17 - Step 4: Simplify right side
2,194,164.36x = 3,865,295,126,567.39 - Step 5: Solve for x
x = 3,865,295,126,567.39/2,194,164.36 - Step 6: Final answer
x = 1,761,625.15
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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.