Finding the Fourth Proportional to 5,798,623.80, 8,697,935.70 and 3,403,615.80
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Solution
The fourth proportional to 5,798,623.80, 8,697,935.70 and 3,403,615.80 is: 5,105,423.70
Step by Step Solution
- Step 1: Write the proportion equation
5,798,623.80 : 8,697,935.70 = 3,403,615.80 : x - Step 2: Convert to fraction form
5,798,623.80/8,697,935.70 = 3,403,615.80/x - Step 3: Cross multiply
5,798,623.80x = 8,697,935.70 × 3,403,615.80 - Step 4: Simplify right side
5,798,623.80x = 29,604,431,375,904.05 - Step 5: Solve for x
x = 29,604,431,375,904.05/5,798,623.80 - Step 6: Final answer
x = 5,105,423.70
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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.