Finding the Fourth Proportional to 1,470,698.08, 2,206,174.21 and 405,740.14
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Solution
The fourth proportional to 1,470,698.08, 2,206,174.21 and 405,740.14 is: 608,645.28
Step by Step Solution
- Step 1: Write the proportion equation
1,470,698.08 : 2,206,174.21 = 405,740.14 : x - Step 2: Convert to fraction form
1,470,698.08/2,206,174.21 = 405,740.14/x - Step 3: Cross multiply
1,470,698.08x = 2,206,174.21 × 405,740.14 - Step 4: Simplify right side
1,470,698.08x = 895,133,440,992.02 - Step 5: Solve for x
x = 895,133,440,992.02/1,470,698.08 - Step 6: Final answer
x = 608,645.28
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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.