Finding the Fourth Proportional to 4,259,342.80, 6,356,416.15 and 3,804,960.75
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Solution
The fourth proportional to 4,259,342.80, 6,356,416.15 and 3,804,960.75 is: 5,678,320.60
Step by Step Solution
- Step 1: Write the proportion equation
4,259,342.80 : 6,356,416.15 = 3,804,960.75 : x - Step 2: Convert to fraction form
4,259,342.80/6,356,416.15 = 3,804,960.75/x - Step 3: Cross multiply
4,259,342.80x = 6,356,416.15 × 3,804,960.75 - Step 4: Simplify right side
4,259,342.80x = 24,185,913,961,416.11 - Step 5: Solve for x
x = 24,185,913,961,416.11/4,259,342.80 - Step 6: Final answer
x = 5,678,320.60
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.