Finding the Fourth Proportional to 2,640,572.08, 3,960,858.18 and 1,441,840.48
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Solution
The fourth proportional to 2,640,572.08, 3,960,858.18 and 1,441,840.48 is: 2,162,760.75
Step by Step Solution
- Step 1: Write the proportion equation
2,640,572.08 : 3,960,858.18 = 1,441,840.48 : x - Step 2: Convert to fraction form
2,640,572.08/3,960,858.18 = 1,441,840.48/x - Step 3: Cross multiply
2,640,572.08x = 3,960,858.18 × 1,441,840.48 - Step 4: Simplify right side
2,640,572.08x = 5,710,925,659,463.13 - Step 5: Solve for x
x = 5,710,925,659,463.13/2,640,572.08 - Step 6: Final answer
x = 2,162,760.75
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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.