Finding the Fourth Proportional to 1,090,226.99, 1,635,211.70 and 291,570.44
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Solution
The fourth proportional to 1,090,226.99, 1,635,211.70 and 291,570.44 is: 437,321.21
Step by Step Solution
- Step 1: Write the proportion equation
1,090,226.99 : 1,635,211.70 = 291,570.44 : x - Step 2: Convert to fraction form
1,090,226.99/1,635,211.70 = 291,570.44/x - Step 3: Cross multiply
1,090,226.99x = 1,635,211.70 × 291,570.44 - Step 4: Simplify right side
1,090,226.99x = 476,779,385,228.24 - Step 5: Solve for x
x = 476,779,385,228.24/1,090,226.99 - Step 6: Final answer
x = 437,321.21
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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.