Finding the Fourth Proportional to 4,288,443.26, 6,430,776.56 and 2,014,613.90
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Solution
The fourth proportional to 4,288,443.26, 6,430,776.56 and 2,014,613.90 is: 3,021,033.74
Step by Step Solution
- Step 1: Write the proportion equation
4,288,443.26 : 6,430,776.56 = 2,014,613.90 : x - Step 2: Convert to fraction form
4,288,443.26/6,430,776.56 = 2,014,613.90/x - Step 3: Cross multiply
4,288,443.26x = 6,430,776.56 × 2,014,613.90 - Step 4: Simplify right side
4,288,443.26x = 12,955,531,803,343.23 - Step 5: Solve for x
x = 12,955,531,803,343.23/4,288,443.26 - Step 6: Final answer
x = 3,021,033.74
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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.