Finding the Fourth Proportional to 3,042,831.13, 4,199,238.24 and 1,684,704.13
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Solution
The fourth proportional to 3,042,831.13, 4,199,238.24 and 1,684,704.13 is: 2,324,964.38
Step by Step Solution
- Step 1: Write the proportion equation
3,042,831.13 : 4,199,238.24 = 1,684,704.13 : x - Step 2: Convert to fraction form
3,042,831.13/4,199,238.24 = 1,684,704.13/x - Step 3: Cross multiply
3,042,831.13x = 4,199,238.24 × 1,684,704.13 - Step 4: Simplify right side
3,042,831.13x = 7,074,474,005,781.93 - Step 5: Solve for x
x = 7,074,474,005,781.93/3,042,831.13 - Step 6: Final answer
x = 2,324,964.38
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1.5x scale
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.