Finding the Fourth Proportional to 5,814,537.19, 8,721,118.90 and 1,555,035.55
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Solution
The fourth proportional to 5,814,537.19, 8,721,118.90 and 1,555,035.55 is: 2,332,369.62
Step by Step Solution
- Step 1: Write the proportion equation
5,814,537.19 : 8,721,118.90 = 1,555,035.55 : x - Step 2: Convert to fraction form
5,814,537.19/8,721,118.90 = 1,555,035.55/x - Step 3: Cross multiply
5,814,537.19x = 8,721,118.90 × 1,555,035.55 - Step 4: Simplify right side
5,814,537.19x = 13,561,649,925,276.90 - Step 5: Solve for x
x = 13,561,649,925,276.90/5,814,537.19 - Step 6: Final answer
x = 2,332,369.62
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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.