Finding the Fourth Proportional to 1,083,374.04, 1,624,174.42 and 409,072.74
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Solution
The fourth proportional to 1,083,374.04, 1,624,174.42 and 409,072.74 is: 613,274.32
Step by Step Solution
- Step 1: Write the proportion equation
1,083,374.04 : 1,624,174.42 = 409,072.74 : x - Step 2: Convert to fraction form
1,083,374.04/1,624,174.42 = 409,072.74/x - Step 3: Cross multiply
1,083,374.04x = 1,624,174.42 × 409,072.74 - Step 4: Simplify right side
1,083,374.04x = 664,405,480,227.31 - Step 5: Solve for x
x = 664,405,480,227.31/1,083,374.04 - Step 6: Final answer
x = 613,274.32
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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.