Finding the Fourth Proportional to 1,104,771.08, 1,524,355.50 and 645,796.90
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Solution
The fourth proportional to 1,104,771.08, 1,524,355.50 and 645,796.90 is: 891,066.10
Step by Step Solution
- Step 1: Write the proportion equation
1,104,771.08 : 1,524,355.50 = 645,796.90 : x - Step 2: Convert to fraction form
1,104,771.08/1,524,355.50 = 645,796.90/x - Step 3: Cross multiply
1,104,771.08x = 1,524,355.50 × 645,796.90 - Step 4: Simplify right side
1,104,771.08x = 984,424,060,725.13 - Step 5: Solve for x
x = 984,424,060,725.13/1,104,771.08 - Step 6: Final answer
x = 891,066.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.