Finding the Fourth Proportional to 6,228,910.20, 9,343,365.30 and 2,863,117.20
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Solution
The fourth proportional to 6,228,910.20, 9,343,365.30 and 2,863,117.20 is: 4,294,675.80
Step by Step Solution
- Step 1: Write the proportion equation
6,228,910.20 : 9,343,365.30 = 2,863,117.20 : x - Step 2: Convert to fraction form
6,228,910.20/9,343,365.30 = 2,863,117.20/x - Step 3: Cross multiply
6,228,910.20x = 9,343,365.30 × 2,863,117.20 - Step 4: Simplify right side
6,228,910.20x = 26,751,149,896,313.16 - Step 5: Solve for x
x = 26,751,149,896,313.16/6,228,910.20 - Step 6: Final answer
x = 4,294,675.80
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1.5x scale
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.