Finding the Fourth Proportional to 3,471,521.32, 5,206,867.44 and 912,935.68
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Solution
The fourth proportional to 3,471,521.32, 5,206,867.44 and 912,935.68 is: 1,369,294.50
Step by Step Solution
- Step 1: Write the proportion equation
3,471,521.32 : 5,206,867.44 = 912,935.68 : x - Step 2: Convert to fraction form
3,471,521.32/5,206,867.44 = 912,935.68/x - Step 3: Cross multiply
3,471,521.32x = 5,206,867.44 × 912,935.68 - Step 4: Simplify right side
3,471,521.32x = 4,753,535,067,006.26 - Step 5: Solve for x
x = 4,753,535,067,006.26/3,471,521.32 - Step 6: Final answer
x = 1,369,294.50
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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.