Finding the Fourth Proportional to 1,126,785.98, 1,554,962.10 and 610,553.96
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Solution
The fourth proportional to 1,126,785.98, 1,554,962.10 and 610,553.96 is: 842,563.08
Step by Step Solution
- Step 1: Write the proportion equation
1,126,785.98 : 1,554,962.10 = 610,553.96 : x - Step 2: Convert to fraction form
1,126,785.98/1,554,962.10 = 610,553.96/x - Step 3: Cross multiply
1,126,785.98x = 1,554,962.10 × 610,553.96 - Step 4: Simplify right side
1,126,785.98x = 949,388,267,804.92 - Step 5: Solve for x
x = 949,388,267,804.92/1,126,785.98 - Step 6: Final answer
x = 842,563.08
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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.