Finding the Fourth Proportional to 1,605,242.70, 2,408,112.66 and 540,201.60
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Solution
The fourth proportional to 1,605,242.70, 2,408,112.66 and 540,201.60 is: 810,386.06
Step by Step Solution
- Step 1: Write the proportion equation
1,605,242.70 : 2,408,112.66 = 540,201.60 : x - Step 2: Convert to fraction form
1,605,242.70/2,408,112.66 = 540,201.60/x - Step 3: Cross multiply
1,605,242.70x = 2,408,112.66 × 540,201.60 - Step 4: Simplify right side
1,605,242.70x = 1,300,866,311,912.26 - Step 5: Solve for x
x = 1,300,866,311,912.26/1,605,242.70 - Step 6: Final answer
x = 810,386.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.