Finding the Fourth Proportional to 4,583,015.25, 6,874,479.11 and 2,786,394.75
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Solution
The fourth proportional to 4,583,015.25, 6,874,479.11 and 2,786,394.75 is: 4,179,565.51
Step by Step Solution
- Step 1: Write the proportion equation
4,583,015.25 : 6,874,479.11 = 2,786,394.75 : x - Step 2: Convert to fraction form
4,583,015.25/6,874,479.11 = 2,786,394.75/x - Step 3: Cross multiply
4,583,015.25x = 6,874,479.11 × 2,786,394.75 - Step 4: Simplify right side
4,583,015.25x = 19,155,012,487,156.70 - Step 5: Solve for x
x = 19,155,012,487,156.70/4,583,015.25 - Step 6: Final answer
x = 4,179,565.51
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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.