Finding the Fourth Proportional to 3,392,078.85, 5,088,312.14 and 963,042.21
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Solution
The fourth proportional to 3,392,078.85, 5,088,312.14 and 963,042.21 is: 1,444,618.35
Step by Step Solution
- Step 1: Write the proportion equation
3,392,078.85 : 5,088,312.14 = 963,042.21 : x - Step 2: Convert to fraction form
3,392,078.85/5,088,312.14 = 963,042.21/x - Step 3: Cross multiply
3,392,078.85x = 5,088,312.14 × 963,042.21 - Step 4: Simplify right side
3,392,078.85x = 4,900,259,363,660.22 - Step 5: Solve for x
x = 4,900,259,363,660.22/3,392,078.85 - Step 6: Final answer
x = 1,444,618.35
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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.