Finding the Fourth Proportional to 1,136,703.40, 1,702,808.70 and 737,621.80
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Solution
The fourth proportional to 1,136,703.40, 1,702,808.70 and 737,621.80 is: 1,104,974.98
Step by Step Solution
- Step 1: Write the proportion equation
1,136,703.40 : 1,702,808.70 = 737,621.80 : x - Step 2: Convert to fraction form
1,136,703.40/1,702,808.70 = 737,621.80/x - Step 3: Cross multiply
1,136,703.40x = 1,702,808.70 × 737,621.80 - Step 4: Simplify right side
1,136,703.40x = 1,256,028,818,349.66 - Step 5: Solve for x
x = 1,256,028,818,349.66/1,136,703.40 - Step 6: Final answer
x = 1,104,974.98
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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.