Finding the Fourth Proportional to 4,594,123.26, 6,879,145.32 and 3,238,948.68
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Solution
The fourth proportional to 4,594,123.26, 6,879,145.32 and 3,238,948.68 is: 4,849,934.88
Step by Step Solution
- Step 1: Write the proportion equation
4,594,123.26 : 6,879,145.32 = 3,238,948.68 : x - Step 2: Convert to fraction form
4,594,123.26/6,879,145.32 = 3,238,948.68/x - Step 3: Cross multiply
4,594,123.26x = 6,879,145.32 × 3,238,948.68 - Step 4: Simplify right side
4,594,123.26x = 22,281,198,653,742.18 - Step 5: Solve for x
x = 22,281,198,653,742.18/4,594,123.26 - Step 6: Final answer
x = 4,849,934.88
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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.