Finding the Fourth Proportional to 2,676,376.49, 3,693,403.28 and 1,452,682.28
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Solution
The fourth proportional to 2,676,376.49, 3,693,403.28 and 1,452,682.28 is: 2,004,703.58
Step by Step Solution
- Step 1: Write the proportion equation
2,676,376.49 : 3,693,403.28 = 1,452,682.28 : x - Step 2: Convert to fraction form
2,676,376.49/3,693,403.28 = 1,452,682.28/x - Step 3: Cross multiply
2,676,376.49x = 3,693,403.28 × 1,452,682.28 - Step 4: Simplify right side
2,676,376.49x = 5,365,341,510,615.09 - Step 5: Solve for x
x = 5,365,341,510,615.09/2,676,376.49 - Step 6: Final answer
x = 2,004,703.58
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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.