Finding the Fourth Proportional to 4,645,173.11, 6,967,756.91 and 1,450,572.99
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Solution
The fourth proportional to 4,645,173.11, 6,967,756.91 and 1,450,572.99 is: 2,175,858.63
Step by Step Solution
- Step 1: Write the proportion equation
4,645,173.11 : 6,967,756.91 = 1,450,572.99 : x - Step 2: Convert to fraction form
4,645,173.11/6,967,756.91 = 1,450,572.99/x - Step 3: Cross multiply
4,645,173.11x = 6,967,756.91 × 1,450,572.99 - Step 4: Simplify right side
4,645,173.11x = 10,107,239,967,279.00 - Step 5: Solve for x
x = 10,107,239,967,279.00/4,645,173.11 - Step 6: Final answer
x = 2,175,858.63
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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.