Finding the Fourth Proportional to 4,783,790.07, 7,174,460.39 and 1,417,209.75
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Solution
The fourth proportional to 4,783,790.07, 7,174,460.39 and 1,417,209.75 is: 2,125,451.80
Step by Step Solution
- Step 1: Write the proportion equation
4,783,790.07 : 7,174,460.39 = 1,417,209.75 : x - Step 2: Convert to fraction form
4,783,790.07/7,174,460.39 = 1,417,209.75/x - Step 3: Cross multiply
4,783,790.07x = 7,174,460.39 × 1,417,209.75 - Step 4: Simplify right side
4,783,790.07x = 10,167,715,208,610.75 - Step 5: Solve for x
x = 10,167,715,208,610.75/4,783,790.07 - Step 6: Final answer
x = 2,125,451.80
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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.