Finding the Fourth Proportional to 4,021,984.08, 6,031,694.22 and 1,325,806.74
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Solution
The fourth proportional to 4,021,984.08, 6,031,694.22 and 1,325,806.74 is: 1,988,287.54
Step by Step Solution
- Step 1: Write the proportion equation
4,021,984.08 : 6,031,694.22 = 1,325,806.74 : x - Step 2: Convert to fraction form
4,021,984.08/6,031,694.22 = 1,325,806.74/x - Step 3: Cross multiply
4,021,984.08x = 6,031,694.22 × 1,325,806.74 - Step 4: Simplify right side
4,021,984.08x = 7,996,860,850,495.04 - Step 5: Solve for x
x = 7,996,860,850,495.04/4,021,984.08 - Step 6: Final answer
x = 1,988,287.54
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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.