Finding the Fourth Proportional to 3,337,021.68, 4,604,905.44 and 1,886,625.12
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Solution
The fourth proportional to 3,337,021.68, 4,604,905.44 and 1,886,625.12 is: 2,603,438.37
Step by Step Solution
- Step 1: Write the proportion equation
3,337,021.68 : 4,604,905.44 = 1,886,625.12 : x - Step 2: Convert to fraction form
3,337,021.68/4,604,905.44 = 1,886,625.12/x - Step 3: Cross multiply
3,337,021.68x = 4,604,905.44 × 1,886,625.12 - Step 4: Simplify right side
3,337,021.68x = 8,687,730,278,328.65 - Step 5: Solve for x
x = 8,687,730,278,328.65/3,337,021.68 - Step 6: Final answer
x = 2,603,438.37
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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.