Finding the Fourth Proportional to 2,209,210.62, 3,313,782.63 and 993,929.01
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Solution
The fourth proportional to 2,209,210.62, 3,313,782.63 and 993,929.01 is: 1,490,878.53
Step by Step Solution
- Step 1: Write the proportion equation
2,209,210.62 : 3,313,782.63 = 993,929.01 : x - Step 2: Convert to fraction form
2,209,210.62/3,313,782.63 = 993,929.01/x - Step 3: Cross multiply
2,209,210.62x = 3,313,782.63 × 993,929.01 - Step 4: Simplify right side
2,209,210.62x = 3,293,664,688,791.10 - Step 5: Solve for x
x = 3,293,664,688,791.10/2,209,210.62 - Step 6: Final answer
x = 1,490,878.53
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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.