Finding the Fourth Proportional to 1,009,767.81, 1,393,447.60 and 574,232.48
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Solution
The fourth proportional to 1,009,767.81, 1,393,447.60 and 574,232.48 is: 792,422.64
Step by Step Solution
- Step 1: Write the proportion equation
1,009,767.81 : 1,393,447.60 = 574,232.48 : x - Step 2: Convert to fraction form
1,009,767.81/1,393,447.60 = 574,232.48/x - Step 3: Cross multiply
1,009,767.81x = 1,393,447.60 × 574,232.48 - Step 4: Simplify right side
1,009,767.81x = 800,162,871,098.05 - Step 5: Solve for x
x = 800,162,871,098.05/1,009,767.81 - Step 6: Final answer
x = 792,422.64
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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.