Finding the Fourth Proportional to 1,493,246.70, 2,239,878.15 and 371,315.70
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Solution
The fourth proportional to 1,493,246.70, 2,239,878.15 and 371,315.70 is: 556,975.56
Step by Step Solution
- Step 1: Write the proportion equation
1,493,246.70 : 2,239,878.15 = 371,315.70 : x - Step 2: Convert to fraction form
1,493,246.70/2,239,878.15 = 371,315.70/x - Step 3: Cross multiply
1,493,246.70x = 2,239,878.15 × 371,315.70 - Step 4: Simplify right side
1,493,246.70x = 831,701,923,181.96 - Step 5: Solve for x
x = 831,701,923,181.96/1,493,246.70 - Step 6: Final answer
x = 556,975.56
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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.