Finding the Fourth Proportional to 3,607,937.20, 5,411,905.80 and 2,332,478.80
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Solution
The fourth proportional to 3,607,937.20, 5,411,905.80 and 2,332,478.80 is: 3,498,718.20
Step by Step Solution
- Step 1: Write the proportion equation
3,607,937.20 : 5,411,905.80 = 2,332,478.80 : x - Step 2: Convert to fraction form
3,607,937.20/5,411,905.80 = 2,332,478.80/x - Step 3: Cross multiply
3,607,937.20x = 5,411,905.80 × 2,332,478.80 - Step 4: Simplify right side
3,607,937.20x = 12,623,155,546,097.04 - Step 5: Solve for x
x = 12,623,155,546,097.04/3,607,937.20 - Step 6: Final answer
x = 3,498,718.20
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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.