Finding the Fourth Proportional to 1,804,167.82, 2,489,754.63 and 988,353.64
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Solution
The fourth proportional to 1,804,167.82, 2,489,754.63 and 988,353.64 is: 1,363,929.69
Step by Step Solution
- Step 1: Write the proportion equation
1,804,167.82 : 2,489,754.63 = 988,353.64 : x - Step 2: Convert to fraction form
1,804,167.82/2,489,754.63 = 988,353.64/x - Step 3: Cross multiply
1,804,167.82x = 2,489,754.63 × 988,353.64 - Step 4: Simplify right side
1,804,167.82x = 2,460,758,051,267.35 - Step 5: Solve for x
x = 2,460,758,051,267.35/1,804,167.82 - Step 6: Final answer
x = 1,363,929.69
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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.