Finding the Fourth Proportional to 3,302,609.76, 4,557,332.16 and 1,852,107.12
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Solution
The fourth proportional to 3,302,609.76, 4,557,332.16 and 1,852,107.12 is: 2,555,756.80
Step by Step Solution
- Step 1: Write the proportion equation
3,302,609.76 : 4,557,332.16 = 1,852,107.12 : x - Step 2: Convert to fraction form
3,302,609.76/4,557,332.16 = 1,852,107.12/x - Step 3: Cross multiply
3,302,609.76x = 4,557,332.16 × 1,852,107.12 - Step 4: Simplify right side
3,302,609.76x = 8,440,667,341,740.98 - Step 5: Solve for x
x = 8,440,667,341,740.98/3,302,609.76 - Step 6: Final answer
x = 2,555,756.80
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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.