Finding the Fourth Proportional to 2,106,785.92, 3,159,615.12 and 590,383.84
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Solution
The fourth proportional to 2,106,785.92, 3,159,615.12 and 590,383.84 is: 885,417.78
Step by Step Solution
- Step 1: Write the proportion equation
2,106,785.92 : 3,159,615.12 = 590,383.84 : x - Step 2: Convert to fraction form
2,106,785.92/3,159,615.12 = 590,383.84/x - Step 3: Cross multiply
2,106,785.92x = 3,159,615.12 × 590,383.84 - Step 4: Simplify right side
2,106,785.92x = 1,865,385,707,467.66 - Step 5: Solve for x
x = 1,865,385,707,467.66/2,106,785.92 - Step 6: Final answer
x = 885,417.78
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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.