Finding the Fourth Proportional to 3,262,743.90, 4,502,584.26 and 1,812,574.53
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Solution
The fourth proportional to 3,262,743.90, 4,502,584.26 and 1,812,574.53 is: 2,501,351.56
Step by Step Solution
- Step 1: Write the proportion equation
3,262,743.90 : 4,502,584.26 = 1,812,574.53 : x - Step 2: Convert to fraction form
3,262,743.90/4,502,584.26 = 1,812,574.53/x - Step 3: Cross multiply
3,262,743.90x = 4,502,584.26 × 1,812,574.53 - Step 4: Simplify right side
3,262,743.90x = 8,161,269,548,854.90 - Step 5: Solve for x
x = 8,161,269,548,854.90/3,262,743.90 - Step 6: Final answer
x = 2,501,351.56
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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.