Finding the Fourth Proportional to 3,695,103.90, 5,542,053.12 and 1,298,388.96
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Solution
The fourth proportional to 3,695,103.90, 5,542,053.12 and 1,298,388.96 is: 1,947,371.65
Step by Step Solution
- Step 1: Write the proportion equation
3,695,103.90 : 5,542,053.12 = 1,298,388.96 : x - Step 2: Convert to fraction form
3,695,103.90/5,542,053.12 = 1,298,388.96/x - Step 3: Cross multiply
3,695,103.90x = 5,542,053.12 × 1,298,388.96 - Step 4: Simplify right side
3,695,103.90x = 7,195,740,586,741.56 - Step 5: Solve for x
x = 7,195,740,586,741.56/3,695,103.90 - Step 6: Final answer
x = 1,947,371.65
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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.