Finding the Fourth Proportional to 3,767,220.24, 5,198,724.84 and 2,804,655.12
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Solution
The fourth proportional to 3,767,220.24, 5,198,724.84 and 2,804,655.12 is: 3,870,394.96
Step by Step Solution
- Step 1: Write the proportion equation
3,767,220.24 : 5,198,724.84 = 2,804,655.12 : x - Step 2: Convert to fraction form
3,767,220.24/5,198,724.84 = 2,804,655.12/x - Step 3: Cross multiply
3,767,220.24x = 5,198,724.84 × 2,804,655.12 - Step 4: Simplify right side
3,767,220.24x = 14,580,630,239,977.18 - Step 5: Solve for x
x = 14,580,630,239,977.18/3,767,220.24 - Step 6: Final answer
x = 3,870,394.96
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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.