Finding the Fourth Proportional to 1,104,153.84, 1,656,231.01 and 345,995.18
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Solution
The fourth proportional to 1,104,153.84, 1,656,231.01 and 345,995.18 is: 518,992.85
Step by Step Solution
- Step 1: Write the proportion equation
1,104,153.84 : 1,656,231.01 = 345,995.18 : x - Step 2: Convert to fraction form
1,104,153.84/1,656,231.01 = 345,995.18/x - Step 3: Cross multiply
1,104,153.84x = 1,656,231.01 × 345,995.18 - Step 4: Simplify right side
1,104,153.84x = 573,047,946,426.53 - Step 5: Solve for x
x = 573,047,946,426.53/1,104,153.84 - Step 6: Final answer
x = 518,992.85
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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.