Finding the Fourth Proportional to 3,768,441.48, 5,652,665.33 and 928,553.94
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Solution
The fourth proportional to 3,768,441.48, 5,652,665.33 and 928,553.94 is: 1,392,831.68
Step by Step Solution
- Step 1: Write the proportion equation
3,768,441.48 : 5,652,665.33 = 928,553.94 : x - Step 2: Convert to fraction form
3,768,441.48/5,652,665.33 = 928,553.94/x - Step 3: Cross multiply
3,768,441.48x = 5,652,665.33 × 928,553.94 - Step 4: Simplify right side
3,768,441.48x = 5,248,804,659,030.13 - Step 5: Solve for x
x = 5,248,804,659,030.13/3,768,441.48 - Step 6: Final answer
x = 1,392,831.68
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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.