Finding the Fourth Proportional to 4,458,659.10, 6,685,881.88 and 1,727,485.99
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Solution
The fourth proportional to 4,458,659.10, 6,685,881.88 and 1,727,485.99 is: 2,590,412.72
Step by Step Solution
- Step 1: Write the proportion equation
4,458,659.10 : 6,685,881.88 = 1,727,485.99 : x - Step 2: Convert to fraction form
4,458,659.10/6,685,881.88 = 1,727,485.99/x - Step 3: Cross multiply
4,458,659.10x = 6,685,881.88 × 1,727,485.99 - Step 4: Simplify right side
4,458,659.10x = 11,549,767,255,841.92 - Step 5: Solve for x
x = 11,549,767,255,841.92/4,458,659.10 - Step 6: Final answer
x = 2,590,412.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.