Finding the Fourth Proportional to 4,023,228.57, 5,552,084.28 and 2,187,673.68
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Solution
The fourth proportional to 4,023,228.57, 5,552,084.28 and 2,187,673.68 is: 3,019,005.37
Step by Step Solution
- Step 1: Write the proportion equation
4,023,228.57 : 5,552,084.28 = 2,187,673.68 : x - Step 2: Convert to fraction form
4,023,228.57/5,552,084.28 = 2,187,673.68/x - Step 3: Cross multiply
4,023,228.57x = 5,552,084.28 × 2,187,673.68 - Step 4: Simplify right side
4,023,228.57x = 12,146,148,648,497.75 - Step 5: Solve for x
x = 12,146,148,648,497.75/4,023,228.57 - Step 6: Final answer
x = 3,019,005.37
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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.