Finding the Fourth Proportional to 2,122,334.08, 2,929,074.96 and 1,251,365.92
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Solution
The fourth proportional to 2,122,334.08, 2,929,074.96 and 1,251,365.92 is: 1,727,034.69
Step by Step Solution
- Step 1: Write the proportion equation
2,122,334.08 : 2,929,074.96 = 1,251,365.92 : x - Step 2: Convert to fraction form
2,122,334.08/2,929,074.96 = 1,251,365.92/x - Step 3: Cross multiply
2,122,334.08x = 2,929,074.96 × 1,251,365.92 - Step 4: Simplify right side
2,122,334.08x = 3,665,344,582,069.36 - Step 5: Solve for x
x = 3,665,344,582,069.36/2,122,334.08 - Step 6: Final answer
x = 1,727,034.69
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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.