Finding the Fourth Proportional to 5,083,675.65, 7,012,878.33 and 3,246,201.99
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Solution
The fourth proportional to 5,083,675.65, 7,012,878.33 and 3,246,201.99 is: 4,478,102.29
Step by Step Solution
- Step 1: Write the proportion equation
5,083,675.65 : 7,012,878.33 = 3,246,201.99 : x - Step 2: Convert to fraction form
5,083,675.65/7,012,878.33 = 3,246,201.99/x - Step 3: Cross multiply
5,083,675.65x = 7,012,878.33 × 3,246,201.99 - Step 4: Simplify right side
5,083,675.65x = 22,765,219,590,473.88 - Step 5: Solve for x
x = 22,765,219,590,473.88/5,083,675.65 - Step 6: Final answer
x = 4,478,102.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.