Finding the Fourth Proportional to 1,748,391.93, 2,412,140.84 and 1,059,566.87
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Solution
The fourth proportional to 1,748,391.93, 2,412,140.84 and 1,059,566.87 is: 1,461,814.40
Step by Step Solution
- Step 1: Write the proportion equation
1,748,391.93 : 2,412,140.84 = 1,059,566.87 : x - Step 2: Convert to fraction form
1,748,391.93/2,412,140.84 = 1,059,566.87/x - Step 3: Cross multiply
1,748,391.93x = 2,412,140.84 × 1,059,566.87 - Step 4: Simplify right side
1,748,391.93x = 2,555,824,507,777.27 - Step 5: Solve for x
x = 2,555,824,507,777.27/1,748,391.93 - Step 6: Final answer
x = 1,461,814.40
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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.