Finding the Fourth Proportional to 1,720,230.99, 2,373,979.68 and 945,920.76
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Solution
The fourth proportional to 1,720,230.99, 2,373,979.68 and 945,920.76 is: 1,305,404.14
Step by Step Solution
- Step 1: Write the proportion equation
1,720,230.99 : 2,373,979.68 = 945,920.76 : x - Step 2: Convert to fraction form
1,720,230.99/2,373,979.68 = 945,920.76/x - Step 3: Cross multiply
1,720,230.99x = 2,373,979.68 × 945,920.76 - Step 4: Simplify right side
1,720,230.99x = 2,245,596,663,130.16 - Step 5: Solve for x
x = 2,245,596,663,130.16/1,720,230.99 - Step 6: Final answer
x = 1,305,404.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.