Finding the Fourth Proportional to 2,641,778.24, 3,645,713.06 and 1,480,311.14
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Solution
The fourth proportional to 2,641,778.24, 3,645,713.06 and 1,480,311.14 is: 2,042,862.48
Step by Step Solution
- Step 1: Write the proportion equation
2,641,778.24 : 3,645,713.06 = 1,480,311.14 : x - Step 2: Convert to fraction form
2,641,778.24/3,645,713.06 = 1,480,311.14/x - Step 3: Cross multiply
2,641,778.24x = 3,645,713.06 × 1,480,311.14 - Step 4: Simplify right side
2,641,778.24x = 5,396,789,655,961.49 - Step 5: Solve for x
x = 5,396,789,655,961.49/2,641,778.24 - Step 6: Final answer
x = 2,042,862.48
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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.