Finding the Fourth Proportional to 4,422,409.92, 6,621,297.21 and 2,258,750.07
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Solution
The fourth proportional to 4,422,409.92, 6,621,297.21 and 2,258,750.07 is: 3,381,833.84
Step by Step Solution
- Step 1: Write the proportion equation
4,422,409.92 : 6,621,297.21 = 2,258,750.07 : x - Step 2: Convert to fraction form
4,422,409.92/6,621,297.21 = 2,258,750.07/x - Step 3: Cross multiply
4,422,409.92x = 6,621,297.21 × 2,258,750.07 - Step 4: Simplify right side
4,422,409.92x = 14,955,855,536,578.30 - Step 5: Solve for x
x = 14,955,855,536,578.30/4,422,409.92 - Step 6: Final answer
x = 3,381,833.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.