Finding the Fourth Proportional to 3,163,776.08, 4,747,391.75 and 1,341,857.63
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Solution
The fourth proportional to 3,163,776.08, 4,747,391.75 and 1,341,857.63 is: 2,013,519.18
Step by Step Solution
- Step 1: Write the proportion equation
3,163,776.08 : 4,747,391.75 = 1,341,857.63 : x - Step 2: Convert to fraction form
3,163,776.08/4,747,391.75 = 1,341,857.63/x - Step 3: Cross multiply
3,163,776.08x = 4,747,391.75 × 1,341,857.63 - Step 4: Simplify right side
3,163,776.08x = 6,370,323,811,890.31 - Step 5: Solve for x
x = 6,370,323,811,890.31/3,163,776.08 - Step 6: Final answer
x = 2,013,519.18
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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.