Finding the Fourth Proportional to 1,493,146.50, 2,239,727.99 and 371,215.50
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Solution
The fourth proportional to 1,493,146.50, 2,239,727.99 and 371,215.50 is: 556,825.30
Step by Step Solution
- Step 1: Write the proportion equation
1,493,146.50 : 2,239,727.99 = 371,215.50 : x - Step 2: Convert to fraction form
1,493,146.50/2,239,727.99 = 371,215.50/x - Step 3: Cross multiply
1,493,146.50x = 2,239,727.99 × 371,215.50 - Step 4: Simplify right side
1,493,146.50x = 831,421,743,815.77 - Step 5: Solve for x
x = 831,421,743,815.77/1,493,146.50 - Step 6: Final answer
x = 556,825.30
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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.