Finding the Fourth Proportional to 1,118,882, 1,678,588.68 and 370,928
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Solution
The fourth proportional to 1,118,882, 1,678,588.68 and 370,928 is: 556,480.08
Step by Step Solution
- Step 1: Write the proportion equation
1,118,882 : 1,678,588.68 = 370,928 : x - Step 2: Convert to fraction form
1,118,882/1,678,588.68 = 370,928/x - Step 3: Cross multiply
1,118,882x = 1,678,588.68 × 370,928 - Step 4: Simplify right side
1,118,882x = 622,635,541,895.04 - Step 5: Solve for x
x = 622,635,541,895.04/1,118,882 - Step 6: Final answer
x = 556,480.08
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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.