Finding the Fourth Proportional to 4,917,736, 6,786,595.68 and 2,742,257.92
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Solution
The fourth proportional to 4,917,736, 6,786,595.68 and 2,742,257.92 is: 3,784,382.84
Step by Step Solution
- Step 1: Write the proportion equation
4,917,736 : 6,786,595.68 = 2,742,257.92 : x - Step 2: Convert to fraction form
4,917,736/6,786,595.68 = 2,742,257.92/x - Step 3: Cross multiply
4,917,736x = 6,786,595.68 × 2,742,257.92 - Step 4: Simplify right side
4,917,736x = 18,610,595,753,317.79 - Step 5: Solve for x
x = 18,610,595,753,317.79/4,917,736 - Step 6: Final answer
x = 3,784,382.84
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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.