Finding the Fourth Proportional to 3,813,604.08, 5,720,454.24 and 1,117,983.48
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Solution
The fourth proportional to 3,813,604.08, 5,720,454.24 and 1,117,983.48 is: 1,676,989.33
Step by Step Solution
- Step 1: Write the proportion equation
3,813,604.08 : 5,720,454.24 = 1,117,983.48 : x - Step 2: Convert to fraction form
3,813,604.08/5,720,454.24 = 1,117,983.48/x - Step 3: Cross multiply
3,813,604.08x = 5,720,454.24 × 1,117,983.48 - Step 4: Simplify right side
3,813,604.08x = 6,395,373,338,415.96 - Step 5: Solve for x
x = 6,395,373,338,415.96/3,813,604.08 - Step 6: Final answer
x = 1,676,989.33
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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.