Finding the Fourth Proportional to 1,804,174.23, 2,489,655.82 and 988,235.87
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Solution
The fourth proportional to 1,804,174.23, 2,489,655.82 and 988,235.87 is: 1,363,708.19
Step by Step Solution
- Step 1: Write the proportion equation
1,804,174.23 : 2,489,655.82 = 988,235.87 : x - Step 2: Convert to fraction form
1,804,174.23/2,489,655.82 = 988,235.87/x - Step 3: Cross multiply
1,804,174.23x = 2,489,655.82 × 988,235.87 - Step 4: Simplify right side
1,804,174.23x = 2,460,367,180,337.08 - Step 5: Solve for x
x = 2,460,367,180,337.08/1,804,174.23 - Step 6: Final answer
x = 1,363,708.19
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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.