Finding the Fourth Proportional to 3,330,778.56, 4,996,859.04 and 1,336,390.08
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Solution
The fourth proportional to 3,330,778.56, 4,996,859.04 and 1,336,390.08 is: 2,004,862.45
Step by Step Solution
- Step 1: Write the proportion equation
3,330,778.56 : 4,996,859.04 = 1,336,390.08 : x - Step 2: Convert to fraction form
3,330,778.56/4,996,859.04 = 1,336,390.08/x - Step 3: Cross multiply
3,330,778.56x = 4,996,859.04 × 1,336,390.08 - Step 4: Simplify right side
3,330,778.56x = 6,677,752,852,214.32 - Step 5: Solve for x
x = 6,677,752,852,214.32/3,330,778.56 - Step 6: Final answer
x = 2,004,862.45
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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.