Finding the Fourth Proportional to 2,210,582.91, 3,315,874.08 and 613,145.99
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Solution
The fourth proportional to 2,210,582.91, 3,315,874.08 and 613,145.99 is: 919,718.91
Step by Step Solution
- Step 1: Write the proportion equation
2,210,582.91 : 3,315,874.08 = 613,145.99 : x - Step 2: Convert to fraction form
2,210,582.91/3,315,874.08 = 613,145.99/x - Step 3: Cross multiply
2,210,582.91x = 3,315,874.08 × 613,145.99 - Step 4: Simplify right side
2,210,582.91x = 2,033,114,906,085.92 - Step 5: Solve for x
x = 2,033,114,906,085.92/2,210,582.91 - Step 6: Final answer
x = 919,718.91
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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.