Finding the Fourth Proportional to 1,134,159.80, 1,701,183.16 and 424,135.64
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Solution
The fourth proportional to 1,134,159.80, 1,701,183.16 and 424,135.64 is: 636,182.32
Step by Step Solution
- Step 1: Write the proportion equation
1,134,159.80 : 1,701,183.16 = 424,135.64 : x - Step 2: Convert to fraction form
1,134,159.80/1,701,183.16 = 424,135.64/x - Step 3: Cross multiply
1,134,159.80x = 1,701,183.16 × 424,135.64 - Step 4: Simplify right side
1,134,159.80x = 721,532,408,323.82 - Step 5: Solve for x
x = 721,532,408,323.82/1,134,159.80 - Step 6: Final answer
x = 636,182.32
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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.