Finding the Fourth Proportional to 1,125,136.29, 1,552,697.84 and 660,268.42
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Solution
The fourth proportional to 1,125,136.29, 1,552,697.84 and 660,268.42 is: 911,176.15
Step by Step Solution
- Step 1: Write the proportion equation
1,125,136.29 : 1,552,697.84 = 660,268.42 : x - Step 2: Convert to fraction form
1,125,136.29/1,552,697.84 = 660,268.42/x - Step 3: Cross multiply
1,125,136.29x = 1,552,697.84 × 660,268.42 - Step 4: Simplify right side
1,125,136.29x = 1,025,197,353,145.76 - Step 5: Solve for x
x = 1,025,197,353,145.76/1,125,136.29 - Step 6: Final answer
x = 911,176.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.