Finding the Fourth Proportional to 1,748,977.29, 2,617,540.14 and 1,075,485.09
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Solution
The fourth proportional to 1,748,977.29, 2,617,540.14 and 1,075,485.09 is: 1,609,583.73
Step by Step Solution
- Step 1: Write the proportion equation
1,748,977.29 : 2,617,540.14 = 1,075,485.09 : x - Step 2: Convert to fraction form
1,748,977.29/2,617,540.14 = 1,075,485.09/x - Step 3: Cross multiply
1,748,977.29x = 2,617,540.14 × 1,075,485.09 - Step 4: Simplify right side
1,748,977.29x = 2,815,125,393,046.51 - Step 5: Solve for x
x = 2,815,125,393,046.51/1,748,977.29 - Step 6: Final answer
x = 1,609,583.73
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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.