Finding the Fourth Proportional to 4,301,776.44, 6,453,636.78 and 1,423,136.49
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Solution
The fourth proportional to 4,301,776.44, 6,453,636.78 and 1,423,136.49 is: 2,135,026.34
Step by Step Solution
- Step 1: Write the proportion equation
4,301,776.44 : 6,453,636.78 = 1,423,136.49 : x - Step 2: Convert to fraction form
4,301,776.44/6,453,636.78 = 1,423,136.49/x - Step 3: Cross multiply
4,301,776.44x = 6,453,636.78 × 1,423,136.49 - Step 4: Simplify right side
4,301,776.44x = 9,184,405,994,824.10 - Step 5: Solve for x
x = 9,184,405,994,824.10/4,301,776.44 - Step 6: Final answer
x = 2,135,026.34
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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.