Finding the Fourth Proportional to 4,492,484.78, 6,736,259.36 and 2,212,993.58
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Solution
The fourth proportional to 4,492,484.78, 6,736,259.36 and 2,212,993.58 is: 3,318,274.72
Step by Step Solution
- Step 1: Write the proportion equation
4,492,484.78 : 6,736,259.36 = 2,212,993.58 : x - Step 2: Convert to fraction form
4,492,484.78/6,736,259.36 = 2,212,993.58/x - Step 3: Cross multiply
4,492,484.78x = 6,736,259.36 × 2,212,993.58 - Step 4: Simplify right side
4,492,484.78x = 14,907,298,672,148.65 - Step 5: Solve for x
x = 14,907,298,672,148.65/4,492,484.78 - Step 6: Final answer
x = 3,318,274.72
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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.