Finding the Fourth Proportional to 2,727,277.76, 3,762,809.30 and 1,581,129.38
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Solution
The fourth proportional to 2,727,277.76, 3,762,809.30 and 1,581,129.38 is: 2,181,475.03
Step by Step Solution
- Step 1: Write the proportion equation
2,727,277.76 : 3,762,809.30 = 1,581,129.38 : x - Step 2: Convert to fraction form
2,727,277.76/3,762,809.30 = 1,581,129.38/x - Step 3: Cross multiply
2,727,277.76x = 3,762,809.30 × 1,581,129.38 - Step 4: Simplify right side
2,727,277.76x = 5,949,488,348,927.08 - Step 5: Solve for x
x = 5,949,488,348,927.08/2,727,277.76 - Step 6: Final answer
x = 2,181,475.03
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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.