Finding the Fourth Proportional to 2,228,260.24, 3,075,072.84 and 1,261,370.52
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Solution
The fourth proportional to 2,228,260.24, 3,075,072.84 and 1,261,370.52 is: 1,740,733.04
Step by Step Solution
- Step 1: Write the proportion equation
2,228,260.24 : 3,075,072.84 = 1,261,370.52 : x - Step 2: Convert to fraction form
2,228,260.24/3,075,072.84 = 1,261,370.52/x - Step 3: Cross multiply
2,228,260.24x = 3,075,072.84 × 1,261,370.52 - Step 4: Simplify right side
2,228,260.24x = 3,878,806,227,228.68 - Step 5: Solve for x
x = 3,878,806,227,228.68/2,228,260.24 - Step 6: Final answer
x = 1,740,733.04
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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.