Finding the Fourth Proportional to 1,057,746.88, 1,586,589.68 and 299,586.88
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Solution
The fourth proportional to 1,057,746.88, 1,586,589.68 and 299,586.88 is: 449,371.64
Step by Step Solution
- Step 1: Write the proportion equation
1,057,746.88 : 1,586,589.68 = 299,586.88 : x - Step 2: Convert to fraction form
1,057,746.88/1,586,589.68 = 299,586.88/x - Step 3: Cross multiply
1,057,746.88x = 1,586,589.68 × 299,586.88 - Step 4: Simplify right side
1,057,746.88x = 475,321,448,656.14 - Step 5: Solve for x
x = 475,321,448,656.14/1,057,746.88 - Step 6: Final answer
x = 449,371.64
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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.