Finding the Fourth Proportional to 1,170,584.64, 1,754,521.56 and 538,171.20
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Solution
The fourth proportional to 1,170,584.64, 1,754,521.56 and 538,171.20 is: 806,633.66
Step by Step Solution
- Step 1: Write the proportion equation
1,170,584.64 : 1,754,521.56 = 538,171.20 : x - Step 2: Convert to fraction form
1,170,584.64/1,754,521.56 = 538,171.20/x - Step 3: Cross multiply
1,170,584.64x = 1,754,521.56 × 538,171.20 - Step 4: Simplify right side
1,170,584.64x = 944,232,973,371.07 - Step 5: Solve for x
x = 944,232,973,371.07/1,170,584.64 - Step 6: Final answer
x = 806,633.66
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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.