Finding the Fourth Proportional to 1,372,768.64, 2,057,928.24 and 698,472.80
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Solution
The fourth proportional to 1,372,768.64, 2,057,928.24 and 698,472.80 is: 1,047,086.06
Step by Step Solution
- Step 1: Write the proportion equation
1,372,768.64 : 2,057,928.24 = 698,472.80 : x - Step 2: Convert to fraction form
1,372,768.64/2,057,928.24 = 698,472.80/x - Step 3: Cross multiply
1,372,768.64x = 2,057,928.24 × 698,472.80 - Step 4: Simplify right side
1,372,768.64x = 1,437,406,899,991.87 - Step 5: Solve for x
x = 1,437,406,899,991.87/1,372,768.64 - Step 6: Final answer
x = 1,047,086.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.