Finding the Fourth Proportional to 4,146,157.58, 5,721,892.26 and 2,427,831.68
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Solution
The fourth proportional to 4,146,157.58, 5,721,892.26 and 2,427,831.68 is: 3,350,521.79
Step by Step Solution
- Step 1: Write the proportion equation
4,146,157.58 : 5,721,892.26 = 2,427,831.68 : x - Step 2: Convert to fraction form
4,146,157.58/5,721,892.26 = 2,427,831.68/x - Step 3: Cross multiply
4,146,157.58x = 5,721,892.26 × 2,427,831.68 - Step 4: Simplify right side
4,146,157.58x = 13,891,791,298,374.80 - Step 5: Solve for x
x = 13,891,791,298,374.80/4,146,157.58 - Step 6: Final answer
x = 3,350,521.79
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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.