Finding the Fourth Proportional to 1,149,208.56, 1,722,614.94 and 643,027.38
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Solution
The fourth proportional to 1,149,208.56, 1,722,614.94 and 643,027.38 is: 963,870.80
Step by Step Solution
- Step 1: Write the proportion equation
1,149,208.56 : 1,722,614.94 = 643,027.38 : x - Step 2: Convert to fraction form
1,149,208.56/1,722,614.94 = 643,027.38/x - Step 3: Cross multiply
1,149,208.56x = 1,722,614.94 × 643,027.38 - Step 4: Simplify right side
1,149,208.56x = 1,107,688,571,617.06 - Step 5: Solve for x
x = 1,107,688,571,617.06/1,149,208.56 - Step 6: Final answer
x = 963,870.80
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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.