Finding the Fourth Proportional to 2,181,432.70, 3,272,313.08 and 583,960.42
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Solution
The fourth proportional to 2,181,432.70, 3,272,313.08 and 583,960.42 is: 875,984.54
Step by Step Solution
- Step 1: Write the proportion equation
2,181,432.70 : 3,272,313.08 = 583,960.42 : x - Step 2: Convert to fraction form
2,181,432.70/3,272,313.08 = 583,960.42/x - Step 3: Cross multiply
2,181,432.70x = 3,272,313.08 × 583,960.42 - Step 4: Simplify right side
2,181,432.70x = 1,910,901,320,568.29 - Step 5: Solve for x
x = 1,910,901,320,568.29/2,181,432.70 - Step 6: Final answer
x = 875,984.54
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1.5x scale
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.