Finding the Fourth Proportional to 6,471,789.84, 9,711,393.95 and 2,632,903.79
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Solution
The fourth proportional to 6,471,789.84, 9,711,393.95 and 2,632,903.79 is: 3,950,864.68
Step by Step Solution
- Step 1: Write the proportion equation
6,471,789.84 : 9,711,393.95 = 2,632,903.79 : x - Step 2: Convert to fraction form
6,471,789.84/9,711,393.95 = 2,632,903.79/x - Step 3: Cross multiply
6,471,789.84x = 9,711,393.95 × 2,632,903.79 - Step 4: Simplify right side
6,471,789.84x = 25,569,165,895,163.36 - Step 5: Solve for x
x = 25,569,165,895,163.36/6,471,789.84 - Step 6: Final answer
x = 3,950,864.68
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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.