Finding the Fourth Proportional to 6,385,249.74, 8,811,831.30 and 3,484,826.84
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Solution
The fourth proportional to 6,385,249.74, 8,811,831.30 and 3,484,826.84 is: 4,809,162.91
Step by Step Solution
- Step 1: Write the proportion equation
6,385,249.74 : 8,811,831.30 = 3,484,826.84 : x - Step 2: Convert to fraction form
6,385,249.74/8,811,831.30 = 3,484,826.84/x - Step 3: Cross multiply
6,385,249.74x = 8,811,831.30 × 3,484,826.84 - Step 4: Simplify right side
6,385,249.74x = 30,707,706,223,792.09 - Step 5: Solve for x
x = 30,707,706,223,792.09/6,385,249.74 - Step 6: Final answer
x = 4,809,162.91
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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.