Finding the Fourth Proportional to 1,409,907.24, 2,114,204.76 and 511,312.68
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Solution
The fourth proportional to 1,409,907.24, 2,114,204.76 and 511,312.68 is: 766,731.08
Step by Step Solution
- Step 1: Write the proportion equation
1,409,907.24 : 2,114,204.76 = 511,312.68 : x - Step 2: Convert to fraction form
1,409,907.24/2,114,204.76 = 511,312.68/x - Step 3: Cross multiply
1,409,907.24x = 2,114,204.76 × 511,312.68 - Step 4: Simplify right side
1,409,907.24x = 1,081,019,701,904.36 - Step 5: Solve for x
x = 1,081,019,701,904.36/1,409,907.24 - Step 6: Final answer
x = 766,731.08
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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.