Finding the Fourth Proportional to 5,691,275.60, 8,525,854.20 and 3,162,405.20
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Solution
The fourth proportional to 5,691,275.60, 8,525,854.20 and 3,162,405.20 is: 4,737,462.66
Step by Step Solution
- Step 1: Write the proportion equation
5,691,275.60 : 8,525,854.20 = 3,162,405.20 : x - Step 2: Convert to fraction form
5,691,275.60/8,525,854.20 = 3,162,405.20/x - Step 3: Cross multiply
5,691,275.60x = 8,525,854.20 × 3,162,405.20 - Step 4: Simplify right side
5,691,275.60x = 26,962,205,656,521.84 - Step 5: Solve for x
x = 26,962,205,656,521.84/5,691,275.60 - Step 6: Final answer
x = 4,737,462.66
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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.