Finding the Fourth Proportional to 2,306,403.64, 3,182,842.65 and 1,287,844.84
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Solution
The fourth proportional to 2,306,403.64, 3,182,842.65 and 1,287,844.84 is: 1,777,229.02
Step by Step Solution
- Step 1: Write the proportion equation
2,306,403.64 : 3,182,842.65 = 1,287,844.84 : x - Step 2: Convert to fraction form
2,306,403.64/3,182,842.65 = 1,287,844.84/x - Step 3: Cross multiply
2,306,403.64x = 3,182,842.65 × 1,287,844.84 - Step 4: Simplify right side
2,306,403.64x = 4,099,007,483,334.43 - Step 5: Solve for x
x = 4,099,007,483,334.43/2,306,403.64 - Step 6: Final answer
x = 1,777,229.02
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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.