Finding the Fourth Proportional to 4,133,162.56, 5,703,831.84 and 2,272,656.32
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Solution
The fourth proportional to 4,133,162.56, 5,703,831.84 and 2,272,656.32 is: 3,136,302.84
Step by Step Solution
- Step 1: Write the proportion equation
4,133,162.56 : 5,703,831.84 = 2,272,656.32 : x - Step 2: Convert to fraction form
4,133,162.56/5,703,831.84 = 2,272,656.32/x - Step 3: Cross multiply
4,133,162.56x = 5,703,831.84 × 2,272,656.32 - Step 4: Simplify right side
4,133,162.56x = 12,962,849,479,393.23 - Step 5: Solve for x
x = 12,962,849,479,393.23/4,133,162.56 - Step 6: Final answer
x = 3,136,302.84
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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.