Finding the Fourth Proportional to 2,660,344.75, 3,671,276.16 and 1,453,120.75
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Solution
The fourth proportional to 2,660,344.75, 3,671,276.16 and 1,453,120.75 is: 2,005,306.86
Step by Step Solution
- Step 1: Write the proportion equation
2,660,344.75 : 3,671,276.16 = 1,453,120.75 : x - Step 2: Convert to fraction form
2,660,344.75/3,671,276.16 = 1,453,120.75/x - Step 3: Cross multiply
2,660,344.75x = 3,671,276.16 × 1,453,120.75 - Step 4: Simplify right side
2,660,344.75x = 5,334,807,567,076.32 - Step 5: Solve for x
x = 5,334,807,567,076.32/2,660,344.75 - Step 6: Final answer
x = 2,005,306.86
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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.