Finding the Fourth Proportional to 4,126,829.55, 5,695,202.63 and 2,291,287.92
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Solution
The fourth proportional to 4,126,829.55, 5,695,202.63 and 2,291,287.92 is: 3,162,076.08
Step by Step Solution
- Step 1: Write the proportion equation
4,126,829.55 : 5,695,202.63 = 2,291,287.92 : x - Step 2: Convert to fraction form
4,126,829.55/5,695,202.63 = 2,291,287.92/x - Step 3: Cross multiply
4,126,829.55x = 5,695,202.63 × 2,291,287.92 - Step 4: Simplify right side
4,126,829.55x = 13,049,348,988,071.23 - Step 5: Solve for x
x = 13,049,348,988,071.23/4,126,829.55 - Step 6: Final answer
x = 3,162,076.08
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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.