Finding the Fourth Proportional to 5,652,620.67, 8,478,983.49 and 1,609,108.34
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Solution
The fourth proportional to 5,652,620.67, 8,478,983.49 and 1,609,108.34 is: 2,413,677.45
Step by Step Solution
- Step 1: Write the proportion equation
5,652,620.67 : 8,478,983.49 = 1,609,108.34 : x - Step 2: Convert to fraction form
5,652,620.67/8,478,983.49 = 1,609,108.34/x - Step 3: Cross multiply
5,652,620.67x = 8,478,983.49 × 1,609,108.34 - Step 4: Simplify right side
5,652,620.67x = 13,643,603,069,678.77 - Step 5: Solve for x
x = 13,643,603,069,678.77/5,652,620.67 - Step 6: Final answer
x = 2,413,677.45
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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.