Finding the Fourth Proportional to 1,074,197.08, 1,611,339.36 and 443,050.75
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Solution
The fourth proportional to 1,074,197.08, 1,611,339.36 and 443,050.75 is: 664,594.17
Step by Step Solution
- Step 1: Write the proportion equation
1,074,197.08 : 1,611,339.36 = 443,050.75 : x - Step 2: Convert to fraction form
1,074,197.08/1,611,339.36 = 443,050.75/x - Step 3: Cross multiply
1,074,197.08x = 1,611,339.36 × 443,050.75 - Step 4: Simplify right side
1,074,197.08x = 713,905,111,952.52 - Step 5: Solve for x
x = 713,905,111,952.52/1,074,197.08 - Step 6: Final answer
x = 664,594.17
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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.