Finding the Fourth Proportional to 4,581,157.08, 6,319,091.64 and 2,814,282.21
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Solution
The fourth proportional to 4,581,157.08, 6,319,091.64 and 2,814,282.21 is: 3,881,924.78
Step by Step Solution
- Step 1: Write the proportion equation
4,581,157.08 : 6,319,091.64 = 2,814,282.21 : x - Step 2: Convert to fraction form
4,581,157.08/6,319,091.64 = 2,814,282.21/x - Step 3: Cross multiply
4,581,157.08x = 6,319,091.64 × 2,814,282.21 - Step 4: Simplify right side
4,581,157.08x = 17,783,707,185,811.72 - Step 5: Solve for x
x = 17,783,707,185,811.72/4,581,157.08 - Step 6: Final answer
x = 3,881,924.78
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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.