Finding the Fourth Proportional to 2,770,963.52, 3,824,567.18 and 1,625,412.92
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Solution
The fourth proportional to 2,770,963.52, 3,824,567.18 and 1,625,412.92 is: 2,243,443.79
Step by Step Solution
- Step 1: Write the proportion equation
2,770,963.52 : 3,824,567.18 = 1,625,412.92 : x - Step 2: Convert to fraction form
2,770,963.52/3,824,567.18 = 1,625,412.92/x - Step 3: Cross multiply
2,770,963.52x = 3,824,567.18 × 1,625,412.92 - Step 4: Simplify right side
2,770,963.52x = 6,216,500,907,779.97 - Step 5: Solve for x
x = 6,216,500,907,779.97/2,770,963.52 - Step 6: Final answer
x = 2,243,443.79
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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.