Finding the Fourth Proportional to 4,220,999.84, 6,329,948.78 and 1,450,481.99
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Solution
The fourth proportional to 4,220,999.84, 6,329,948.78 and 1,450,481.99 is: 2,175,190.01
Step by Step Solution
- Step 1: Write the proportion equation
4,220,999.84 : 6,329,948.78 = 1,450,481.99 : x - Step 2: Convert to fraction form
4,220,999.84/6,329,948.78 = 1,450,481.99/x - Step 3: Cross multiply
4,220,999.84x = 6,329,948.78 × 1,450,481.99 - Step 4: Simplify right side
4,220,999.84x = 9,181,476,674,988.93 - Step 5: Solve for x
x = 9,181,476,674,988.93/4,220,999.84 - Step 6: Final answer
x = 2,175,190.01
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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.