Finding the Fourth Proportional to 1,885,448.05, 2,828,453.47 and 874,672.18
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Solution
The fourth proportional to 1,885,448.05, 2,828,453.47 and 874,672.18 is: 1,312,138.81
Step by Step Solution
- Step 1: Write the proportion equation
1,885,448.05 : 2,828,453.47 = 874,672.18 : x - Step 2: Convert to fraction form
1,885,448.05/2,828,453.47 = 874,672.18/x - Step 3: Cross multiply
1,885,448.05x = 2,828,453.47 × 874,672.18 - Step 4: Simplify right side
1,885,448.05x = 2,473,969,553,375.65 - Step 5: Solve for x
x = 2,473,969,553,375.65/1,885,448.05 - Step 6: Final answer
x = 1,312,138.81
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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.