Finding the Fourth Proportional to 2,590,403.62, 3,883,253.18 and 906,588.58
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Solution
The fourth proportional to 2,590,403.62, 3,883,253.18 and 906,588.58 is: 1,359,059.63
Step by Step Solution
- Step 1: Write the proportion equation
2,590,403.62 : 3,883,253.18 = 906,588.58 : x - Step 2: Convert to fraction form
2,590,403.62/3,883,253.18 = 906,588.58/x - Step 3: Cross multiply
2,590,403.62x = 3,883,253.18 × 906,588.58 - Step 4: Simplify right side
2,590,403.62x = 3,520,512,986,236.68 - Step 5: Solve for x
x = 3,520,512,986,236.68/2,590,403.62 - Step 6: Final answer
x = 1,359,059.63
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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.