Finding the Fourth Proportional to 1,226,772.38, 1,840,232.08 and 385,324.13
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Solution
The fourth proportional to 1,226,772.38, 1,840,232.08 and 385,324.13 is: 578,009.28
Step by Step Solution
- Step 1: Write the proportion equation
1,226,772.38 : 1,840,232.08 = 385,324.13 : x - Step 2: Convert to fraction form
1,226,772.38/1,840,232.08 = 385,324.13/x - Step 3: Cross multiply
1,226,772.38x = 1,840,232.08 × 385,324.13 - Step 4: Simplify right side
1,226,772.38x = 709,085,825,224.09 - Step 5: Solve for x
x = 709,085,825,224.09/1,226,772.38 - Step 6: Final answer
x = 578,009.28
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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.