Finding the Fourth Proportional to 1,481,224.12, 2,221,609.28 and 470,214.11
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Solution
The fourth proportional to 1,481,224.12, 2,221,609.28 and 470,214.11 is: 705,249.14
Step by Step Solution
- Step 1: Write the proportion equation
1,481,224.12 : 2,221,609.28 = 470,214.11 : x - Step 2: Convert to fraction form
1,481,224.12/2,221,609.28 = 470,214.11/x - Step 3: Cross multiply
1,481,224.12x = 2,221,609.28 × 470,214.11 - Step 4: Simplify right side
1,481,224.12x = 1,044,632,033,565.89 - Step 5: Solve for x
x = 1,044,632,033,565.89/1,481,224.12 - Step 6: Final answer
x = 705,249.14
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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.