Finding the Fourth Proportional to 4,630,769.12, 6,392,682.60 and 3,255,291.92
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Solution
The fourth proportional to 4,630,769.12, 6,392,682.60 and 3,255,291.92 is: 4,493,864.30
Step by Step Solution
- Step 1: Write the proportion equation
4,630,769.12 : 6,392,682.60 = 3,255,291.92 : x - Step 2: Convert to fraction form
4,630,769.12/6,392,682.60 = 3,255,291.92/x - Step 3: Cross multiply
4,630,769.12x = 6,392,682.60 × 3,255,291.92 - Step 4: Simplify right side
4,630,769.12x = 20,810,048,014,904.59 - Step 5: Solve for x
x = 20,810,048,014,904.59/4,630,769.12 - Step 6: Final answer
x = 4,493,864.30
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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.