Finding the Fourth Proportional to 3,652,496.70, 5,478,745.05 and 1,657,952.70
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Solution
The fourth proportional to 3,652,496.70, 5,478,745.05 and 1,657,952.70 is: 2,486,929.05
Step by Step Solution
- Step 1: Write the proportion equation
3,652,496.70 : 5,478,745.05 = 1,657,952.70 : x - Step 2: Convert to fraction form
3,652,496.70/5,478,745.05 = 1,657,952.70/x - Step 3: Cross multiply
3,652,496.70x = 5,478,745.05 × 1,657,952.70 - Step 4: Simplify right side
3,652,496.70x = 9,083,500,148,259.14 - Step 5: Solve for x
x = 9,083,500,148,259.14/3,652,496.70 - Step 6: Final answer
x = 2,486,929.05
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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.