Finding the Fourth Proportional to 4,772,185.20, 6,583,439.52 and 2,837,346.12
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Solution
The fourth proportional to 4,772,185.20, 6,583,439.52 and 2,837,346.12 is: 3,914,243.85
Step by Step Solution
- Step 1: Write the proportion equation
4,772,185.20 : 6,583,439.52 = 2,837,346.12 : x - Step 2: Convert to fraction form
4,772,185.20/6,583,439.52 = 2,837,346.12/x - Step 3: Cross multiply
4,772,185.20x = 6,583,439.52 × 2,837,346.12 - Step 4: Simplify right side
4,772,185.20x = 18,679,496,578,326.66 - Step 5: Solve for x
x = 18,679,496,578,326.66/4,772,185.20 - Step 6: Final answer
x = 3,914,243.85
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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.