Finding the Fourth Proportional to 3,828,022.16, 5,742,874.01 and 1,132,137.19
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Solution
The fourth proportional to 3,828,022.16, 5,742,874.01 and 1,132,137.19 is: 1,698,454.44
Step by Step Solution
- Step 1: Write the proportion equation
3,828,022.16 : 5,742,874.01 = 1,132,137.19 : x - Step 2: Convert to fraction form
3,828,022.16/5,742,874.01 = 1,132,137.19/x - Step 3: Cross multiply
3,828,022.16x = 5,742,874.01 × 1,132,137.19 - Step 4: Simplify right side
3,828,022.16x = 6,501,721,244,205.43 - Step 5: Solve for x
x = 6,501,721,244,205.43/3,828,022.16 - Step 6: Final answer
x = 1,698,454.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.