Finding the Fourth Proportional to 2,579,502.40, 3,869,253.60 and 2,331,496.60
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Solution
The fourth proportional to 2,579,502.40, 3,869,253.60 and 2,331,496.60 is: 3,497,244.90
Step by Step Solution
- Step 1: Write the proportion equation
2,579,502.40 : 3,869,253.60 = 2,331,496.60 : x - Step 2: Convert to fraction form
2,579,502.40/3,869,253.60 = 2,331,496.60/x - Step 3: Cross multiply
2,579,502.40x = 3,869,253.60 × 2,331,496.60 - Step 4: Simplify right side
2,579,502.40x = 9,021,151,612,937.76 - Step 5: Solve for x
x = 9,021,151,612,937.76/2,579,502.40 - Step 6: Final answer
x = 3,497,244.90
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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.