Finding the Fourth Proportional to 4,110,422.10, 6,165,633.15 and 1,270,821.30
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Solution
The fourth proportional to 4,110,422.10, 6,165,633.15 and 1,270,821.30 is: 1,906,231.95
Step by Step Solution
- Step 1: Write the proportion equation
4,110,422.10 : 6,165,633.15 = 1,270,821.30 : x - Step 2: Convert to fraction form
4,110,422.10/6,165,633.15 = 1,270,821.30/x - Step 3: Cross multiply
4,110,422.10x = 6,165,633.15 × 1,270,821.30 - Step 4: Simplify right side
4,110,422.10x = 7,835,417,935,006.10 - Step 5: Solve for x
x = 7,835,417,935,006.10/4,110,422.10 - Step 6: Final answer
x = 1,906,231.95
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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.