Finding the Fourth Proportional to 1,254,534.63, 1,731,266.07 and 681,574.65
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Solution
The fourth proportional to 1,254,534.63, 1,731,266.07 and 681,574.65 is: 940,577.52
Step by Step Solution
- Step 1: Write the proportion equation
1,254,534.63 : 1,731,266.07 = 681,574.65 : x - Step 2: Convert to fraction form
1,254,534.63/1,731,266.07 = 681,574.65/x - Step 3: Cross multiply
1,254,534.63x = 1,731,266.07 × 681,574.65 - Step 4: Simplify right side
1,254,534.63x = 1,179,987,065,717.13 - Step 5: Solve for x
x = 1,179,987,065,717.13/1,254,534.63 - Step 6: Final answer
x = 940,577.52
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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.