Finding the Fourth Proportional to 1,630,599.68, 2,246,524.79 and 1,261,808.57
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Solution
The fourth proportional to 1,630,599.68, 2,246,524.79 and 1,261,808.57 is: 1,738,430.50
Step by Step Solution
- Step 1: Write the proportion equation
1,630,599.68 : 2,246,524.79 = 1,261,808.57 : x - Step 2: Convert to fraction form
1,630,599.68/2,246,524.79 = 1,261,808.57/x - Step 3: Cross multiply
1,630,599.68x = 2,246,524.79 × 1,261,808.57 - Step 4: Simplify right side
1,630,599.68x = 2,834,684,215,197.78 - Step 5: Solve for x
x = 2,834,684,215,197.78/1,630,599.68 - Step 6: Final answer
x = 1,738,430.50
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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.