Finding the Fourth Proportional to 3,165,259.68, 4,747,895.46 and 769,106.34
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Solution
The fourth proportional to 3,165,259.68, 4,747,895.46 and 769,106.34 is: 1,153,660.95
Step by Step Solution
- Step 1: Write the proportion equation
3,165,259.68 : 4,747,895.46 = 769,106.34 : x - Step 2: Convert to fraction form
3,165,259.68/4,747,895.46 = 769,106.34/x - Step 3: Cross multiply
3,165,259.68x = 4,747,895.46 × 769,106.34 - Step 4: Simplify right side
3,165,259.68x = 3,651,636,499,943.22 - Step 5: Solve for x
x = 3,651,636,499,943.22/3,165,259.68 - Step 6: Final answer
x = 1,153,660.95
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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.