Finding the Fourth Proportional to 1,022,247, 1,410,710.49 and 563,378.09
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Solution
The fourth proportional to 1,022,247, 1,410,710.49 and 563,378.09 is: 777,467.08
Step by Step Solution
- Step 1: Write the proportion equation
1,022,247 : 1,410,710.49 = 563,378.09 : x - Step 2: Convert to fraction form
1,022,247/1,410,710.49 = 563,378.09/x - Step 3: Cross multiply
1,022,247x = 1,410,710.49 × 563,378.09 - Step 4: Simplify right side
1,022,247x = 794,763,386,248.48 - Step 5: Solve for x
x = 794,763,386,248.48/1,022,247 - Step 6: Final answer
x = 777,467.08
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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.