Finding the Fourth Proportional to 4,429,919.25, 6,113,292.90 and 2,392,728.75
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Solution
The fourth proportional to 4,429,919.25, 6,113,292.90 and 2,392,728.75 is: 3,301,968.02
Step by Step Solution
- Step 1: Write the proportion equation
4,429,919.25 : 6,113,292.90 = 2,392,728.75 : x - Step 2: Convert to fraction form
4,429,919.25/6,113,292.90 = 2,392,728.75/x - Step 3: Cross multiply
4,429,919.25x = 6,113,292.90 × 2,392,728.75 - Step 4: Simplify right side
4,429,919.25x = 14,627,451,679,000.88 - Step 5: Solve for x
x = 14,627,451,679,000.88/4,429,919.25 - Step 6: Final answer
x = 3,301,968.02
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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.