Finding the Fourth Proportional to 1,057,682.26, 1,587,153.84 and 383,816.17
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Solution
The fourth proportional to 1,057,682.26, 1,587,153.84 and 383,816.17 is: 575,953.04
Step by Step Solution
- Step 1: Write the proportion equation
1,057,682.26 : 1,587,153.84 = 383,816.17 : x - Step 2: Convert to fraction form
1,057,682.26/1,587,153.84 = 383,816.17/x - Step 3: Cross multiply
1,057,682.26x = 1,587,153.84 × 383,816.17 - Step 4: Simplify right side
1,057,682.26x = 609,175,308,069.59 - Step 5: Solve for x
x = 609,175,308,069.59/1,057,682.26 - Step 6: Final answer
x = 575,953.04
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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.