Finding the Fourth Proportional to 1,037,727.04, 1,557,190.80 and 438,649.44
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Solution
The fourth proportional to 1,037,727.04, 1,557,190.80 and 438,649.44 is: 658,227.88
Step by Step Solution
- Step 1: Write the proportion equation
1,037,727.04 : 1,557,190.80 = 438,649.44 : x - Step 2: Convert to fraction form
1,037,727.04/1,557,190.80 = 438,649.44/x - Step 3: Cross multiply
1,037,727.04x = 1,557,190.80 × 438,649.44 - Step 4: Simplify right side
1,037,727.04x = 683,060,872,393.15 - Step 5: Solve for x
x = 683,060,872,393.15/1,037,727.04 - Step 6: Final answer
x = 658,227.88
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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.