Finding the Fourth Proportional to 2,428,773.84, 3,638,287.80 and 2,230,356.24
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Solution
The fourth proportional to 2,428,773.84, 3,638,287.80 and 2,230,356.24 is: 3,341,059.49
Step by Step Solution
- Step 1: Write the proportion equation
2,428,773.84 : 3,638,287.80 = 2,230,356.24 : x - Step 2: Convert to fraction form
2,428,773.84/3,638,287.80 = 2,230,356.24/x - Step 3: Cross multiply
2,428,773.84x = 3,638,287.80 × 2,230,356.24 - Step 4: Simplify right side
2,428,773.84x = 8,114,677,897,645.87 - Step 5: Solve for x
x = 8,114,677,897,645.87/2,428,773.84 - Step 6: Final answer
x = 3,341,059.49
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1.5x scale
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.