Finding the Fourth Proportional to 1,655,276.28, 2,482,865.34 and 457,270.68
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Solution
The fourth proportional to 1,655,276.28, 2,482,865.34 and 457,270.68 is: 685,892.46
Step by Step Solution
- Step 1: Write the proportion equation
1,655,276.28 : 2,482,865.34 = 457,270.68 : x - Step 2: Convert to fraction form
1,655,276.28/2,482,865.34 = 457,270.68/x - Step 3: Cross multiply
1,655,276.28x = 2,482,865.34 × 457,270.68 - Step 4: Simplify right side
1,655,276.28x = 1,135,341,522,370.23 - Step 5: Solve for x
x = 1,135,341,522,370.23/1,655,276.28 - Step 6: Final answer
x = 685,892.46
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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.