Finding the Fourth Proportional to 2,935,608.48, 4,047,390.36 and 1,901,289.12
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Solution
The fourth proportional to 2,935,608.48, 4,047,390.36 and 1,901,289.12 is: 2,621,350.67
Step by Step Solution
- Step 1: Write the proportion equation
2,935,608.48 : 4,047,390.36 = 1,901,289.12 : x - Step 2: Convert to fraction form
2,935,608.48/4,047,390.36 = 1,901,289.12/x - Step 3: Cross multiply
2,935,608.48x = 4,047,390.36 × 1,901,289.12 - Step 4: Simplify right side
2,935,608.48x = 7,695,259,255,860.88 - Step 5: Solve for x
x = 7,695,259,255,860.88/2,935,608.48 - Step 6: Final answer
x = 2,621,350.67
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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.